diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index a96ab6d..a2b3bc7 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -1,15 +1,13 @@
 # GitHub Actions Workflow created for testing and preparing the plugin release in following steps:
 # - validate Gradle Wrapper,
-# - run test and verifyPlugin tasks,
-# - run buildPlugin task and prepare artifact for the further tests,
-# - run IntelliJ Plugin Verifier,
+# - run 'test' and 'verifyPlugin' tasks,
+# - run 'buildPlugin' task and prepare artifact for the further tests,
+# - run 'runPluginVerifier' task,
 # - create a draft release.
 #
 # Workflow is triggered on push and pull_request events.
 #
-# Docs:
-# - GitHub Actions: https://help.github.com/en/actions
-# - IntelliJ Plugin Verifier GitHub Action: https://github.com/ChrisCarini/intellij-platform-plugin-verifier-action
+# GitHub Actions reference: https://help.github.com/en/actions
 #
 ## JBIJPPTPL
 
@@ -24,30 +22,24 @@ on:
 jobs:
 
   # Run Gradle Wrapper Validation Action to verify the wrapper's checksum
-  gradleValidation:
-    name: Gradle Wrapper
+  # Run verifyPlugin, IntelliJ Plugin Verifier, and test Gradle tasks
+  # Build plugin and provide the artifact for the next workflow jobs
+  build:
+    name: Build
     runs-on: ubuntu-latest
+    outputs:
+      version: ${{ steps.properties.outputs.version }}
+      changelog: ${{ steps.properties.outputs.changelog }}
     steps:
 
       # Check out current repository
       - name: Fetch Sources
-        uses: actions/checkout@v3.0.1
+        uses: actions/checkout@v3
 
       # Validate wrapper
       - name: Gradle Wrapper Validation
         uses: gradle/wrapper-validation-action@v1.0.4
 
-  # Run verifyPlugin and test Gradle tasks
-  test:
-    name: Test
-    needs: gradleValidation
-    runs-on: ubuntu-latest
-    steps:
-
-      # Check out current repository
-      - name: Fetch Sources
-        uses: actions/checkout@v3.0.1
-
       # Setup Java 11 environment for the next steps
       - name: Setup Java
         uses: actions/setup-java@v3
@@ -62,80 +54,68 @@ jobs:
         shell: bash
         run: |
           PROPERTIES="$(./gradlew properties --console=plain -q)"
-          IDE_VERSIONS="$(echo "$PROPERTIES" | grep "^pluginVerifierIdeVersions:" | base64)"
+          VERSION="$(echo "$PROPERTIES" | grep "^version:" | cut -f2- -d ' ')"
+          NAME="$(echo "$PROPERTIES" | grep "^pluginName:" | cut -f2- -d ' ')"
+          CHANGELOG="$(./gradlew getChangelog --unreleased --no-header --console=plain -q)"
+          CHANGELOG="${CHANGELOG//'%'/'%25'}"
+          CHANGELOG="${CHANGELOG//$'\n'/'%0A'}"
+          CHANGELOG="${CHANGELOG//$'\r'/'%0D'}"
 
-          echo "::set-output name=ideVersions::$IDE_VERSIONS"
+          echo "::set-output name=version::$VERSION"
+          echo "::set-output name=name::$NAME"
+          echo "::set-output name=changelog::$CHANGELOG"
           echo "::set-output name=pluginVerifierHomeDir::~/.pluginVerifier"
 
-      # Cache Plugin Verifier IDEs
-      - name: Setup Plugin Verifier IDEs Cache
-        uses: actions/cache@v3.0.2
-        with:
-          path: ${{ steps.properties.outputs.pluginVerifierHomeDir }}/ides
-          key: ${{ runner.os }}-plugin-verifier-${{ steps.properties.outputs.ideVersions }}
+          ./gradlew listProductsReleases # prepare list of IDEs for Plugin Verifier
 
       # Run tests
       - name: Run Tests
         run: ./gradlew test
 
-      # Run verifyPlugin Gradle task
-      - name: Verify Plugin
-        run: ./gradlew verifyPlugin
-
-      # Run IntelliJ Plugin Verifier action using GitHub Action
-      - name: Run Plugin Verifier
-        run: ./gradlew runPluginVerifier -Pplugin.verifier.home.dir=${{ steps.properties.outputs.pluginVerifierHomeDir }}
+      # Collect Tests Result of failed tests
+      - name: Collect Tests Result
+        if: ${{ failure() }}
+        uses: actions/upload-artifact@v3
+        with:
+          name: tests-result
+          path: ${{ github.workspace }}/build/reports/tests
 
-  # Build plugin with buildPlugin Gradle task and provide the artifact for the next workflow jobs
-  # Requires test job to be passed
-  build:
-    name: Build
-    needs: test
-    runs-on: ubuntu-latest
-    outputs:
-      version: ${{ steps.properties.outputs.version }}
-      changelog: ${{ steps.properties.outputs.changelog }}
-    steps:
+      # Cache Plugin Verifier IDEs
+      - name: Setup Plugin Verifier IDEs Cache
+        uses: actions/cache@v3
+        with:
+          path: ${{ steps.properties.outputs.pluginVerifierHomeDir }}/ides
+          key: plugin-verifier-${{ hashFiles('build/listProductsReleases.txt') }}
 
-      # Check out current repository
-      - name: Fetch Sources
-        uses: actions/checkout@v3.0.1
+      # Run Verify Plugin task and IntelliJ Plugin Verifier tool
+      - name: Run Plugin Verification tasks
+        run: ./gradlew runPluginVerifier -Pplugin.verifier.home.dir=${{ steps.properties.outputs.pluginVerifierHomeDir }}
 
-      # Setup Java 11 environment for the next steps
-      - name: Setup Java
-        uses: actions/setup-java@v3
+      # Collect Plugin Verifier Result
+      - name: Collect Plugin Verifier Result
+        if: ${{ always() }}
+        uses: actions/upload-artifact@v3
         with:
-          distribution: zulu
-          java-version: 11
-          cache: gradle
+          name: pluginVerifier-result
+          path: ${{ github.workspace }}/build/reports/pluginVerifier
 
-      # Set environment variables
-      - name: Export Properties
-        id: properties
+      # Prepare plugin archive content for creating artifact
+      - name: Prepare Plugin Artifact
+        id: artifact
         shell: bash
         run: |
-          PROPERTIES="$(./gradlew properties --console=plain -q)"
-          VERSION="$(echo "$PROPERTIES" | grep "^version:" | cut -f2- -d ' ')"
-          NAME="$(echo "$PROPERTIES" | grep "^pluginName:" | cut -f2- -d ' ')"
-          CHANGELOG="$(./gradlew getChangelog --unreleased --no-header --console=plain -q)"
-          CHANGELOG="${CHANGELOG//'%'/'%25'}"
-          CHANGELOG="${CHANGELOG//$'\n'/'%0A'}"
-          CHANGELOG="${CHANGELOG//$'\r'/'%0D'}"
-
-          echo "::set-output name=version::$VERSION"
-          echo "::set-output name=name::$NAME"
-          echo "::set-output name=changelog::$CHANGELOG"
+          cd ${{ github.workspace }}/build/distributions
+          FILENAME=`ls *.zip`
+          unzip "$FILENAME" -d content
 
-      # Build artifact using buildPlugin Gradle task
-      - name: Build Plugin
-        run: ./gradlew buildPlugin
+          echo "::set-output name=filename::${FILENAME:0:-4}"
 
-      # Store built plugin as an artifact for downloading
-      - name: Upload artifacts
-        uses: actions/upload-artifact@v3.0.0
+      # Store already-built plugin as an artifact for downloading
+      - name: Upload artifact
+        uses: actions/upload-artifact@v3
         with:
-          name: "${{ steps.properties.outputs.name }} - ${{ steps.properties.outputs.version }}"
-          path: ./build/distributions/*
+          name: ${{ steps.artifact.outputs.filename }}
+          path: ./build/distributions/content/*/*
 
   # Prepare a draft release for GitHub Releases page for the manual verification
   # If accepted and published, release workflow would be triggered
@@ -144,11 +124,13 @@ jobs:
     if: github.event_name != 'pull_request'
     needs: build
     runs-on: ubuntu-latest
+    permissions:
+      contents: write
     steps:
 
       # Check out current repository
       - name: Fetch Sources
-        uses: actions/checkout@v3.0.1
+        uses: actions/checkout@v3
 
       # Remove old release drafts by using the curl request for the available releases with draft flag
       - name: Remove Old Release Drafts
@@ -167,4 +149,7 @@ jobs:
           gh release create v${{ needs.build.outputs.version }} \
             --draft \
             --title "v${{ needs.build.outputs.version }}" \
-            --notes "${{ needs.build.outputs.changelog }}"
+            --notes "$(cat << 'EOM'
+          ${{ needs.build.outputs.changelog }}
+          EOM
+          )"
\ No newline at end of file
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index dbabe27..048908c 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -12,11 +12,14 @@ jobs:
   release:
     name: Publish Plugin
     runs-on: ubuntu-latest
+    permissions:
+      contents: write
+      pull-requests: write
     steps:
 
       # Check out current repository
       - name: Fetch Sources
-        uses: actions/checkout@v3.0.1
+        uses: actions/checkout@v3
         with:
           ref: ${{ github.event.release.tag_name }}
 
@@ -28,12 +31,29 @@ jobs:
           java-version: 11
           cache: gradle
 
+      # Set environment variables
+      - name: Export Properties
+        id: properties
+        shell: bash
+        run: |
+          CHANGELOG="$(cat << 'EOM' | sed -e 's/^[[:space:]]*$//g' -e '/./,$!d'
+          ${{ github.event.release.body }}
+          EOM
+          )"
+          
+          CHANGELOG="${CHANGELOG//'%'/'%25'}"
+          CHANGELOG="${CHANGELOG//$'\n'/'%0A'}"
+          CHANGELOG="${CHANGELOG//$'\r'/'%0D'}"
+
+          echo "::set-output name=changelog::$CHANGELOG"
+
       # Update Unreleased section with the current release note
       - name: Patch Changelog
+        if: ${{ steps.properties.outputs.changelog != '' }}
+        env:
+          CHANGELOG: ${{ steps.properties.outputs.changelog }}
         run: |
-          ./gradlew patchChangelog --release-note="`cat << EOM
-          ${{ github.event.release.body }}
-          EOM`"
+          ./gradlew patchChangelog --release-note="$CHANGELOG"
 
       # Publish the plugin to the Marketplace
       - name: Publish Plugin
@@ -49,6 +69,7 @@ jobs:
 
       # Create pull request
       - name: Create Pull Request
+        if: ${{ steps.properties.outputs.changelog != '' }}
         env:
           GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
         run: |
diff --git a/.github/workflows/run-ui-tests.yml b/.github/workflows/run-ui-tests.yml
index 62a9bb0..add3f2a 100644
--- a/.github/workflows/run-ui-tests.yml
+++ b/.github/workflows/run-ui-tests.yml
@@ -1,9 +1,9 @@
-# GitHub Actions Workflow created for launching UI tests on Linux, Windows, and Mac in the following steps:
-# - prepare and launch Idea with your plugin and robot-server plugin, which is need to interact with UI
-# - wait for the Idea started
+# GitHub Actions Workflow for launching UI tests on Linux, Windows, and Mac in the following steps:
+# - prepare and launch IDE with your plugin and robot-server plugin, which is needed to interact with UI
+# - wait for IDE to start
 # - run UI tests with separate Gradle task
 #
-# Please check https://github.com/JetBrains/intellij-ui-test-robot for information about UI tests with IntelliJ IDEA.
+# Please check https://github.com/JetBrains/intellij-ui-test-robot for information about UI tests with IntelliJ Platform
 #
 # Workflow is triggered manually.
 
@@ -33,7 +33,7 @@ jobs:
 
       # Check out current repository
       - name: Fetch Sources
-        uses: actions/checkout@v3.0.1
+        uses: actions/checkout@v3
 
       # Setup Java 11 environment for the next steps
       - name: Setup Java
diff --git a/CHANGELOG.md b/CHANGELOG.md
index a7ee830..4aef0a4 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -3,9 +3,11 @@
 # collections-intellij Changelog
 
 ## [Unreleased]
+### Removed
+- Removed type provider for higher order collections as it seemed unstable
 
 ## [0.3.5]
-### Fixed
+### Fixed
 - Fixed immutable php type issues
 
 ## [0.3.4]
diff --git a/build.gradle.kts b/build.gradle.kts
index 2fec918..89218d1 100644
--- a/build.gradle.kts
+++ b/build.gradle.kts
@@ -1,5 +1,4 @@
 import org.jetbrains.changelog.markdownToHTML
-import org.jetbrains.kotlin.gradle.tasks.KotlinCompile
 
 fun properties(key: String) = project.findProperty(key).toString()
 
@@ -12,8 +11,6 @@ plugins {
     id("org.jetbrains.intellij") version "1.5.3"
     // Gradle Changelog Plugin
     id("org.jetbrains.changelog") version "1.3.1"
-    // Gradle Qodana Plugin
-    id("org.jetbrains.qodana") version "0.1.13"
 }
 
 group = properties("pluginGroup")
@@ -29,8 +26,6 @@ intellij {
     pluginName.set(properties("pluginName"))
     version.set(properties("platformVersion"))
     type.set(properties("platformType"))
-    downloadSources.set(properties("platformDownloadSources").toBoolean())
-    updateSinceUntilBuild.set(true)
 
     // Plugin Dependencies. Uses `platformPlugins` property from the gradle.properties file.
     plugins.set(properties("platformPlugins").split(',').map(String::trim).filter(String::isNotEmpty))
@@ -42,26 +37,8 @@ changelog {
     groups.set(emptyList())
 }
 
-// Configure Gradle Qodana Plugin - read more: https://github.com/JetBrains/gradle-qodana-plugin
-qodana {
-    cachePath.set(projectDir.resolve(".qodana").canonicalPath)
-    reportPath.set(projectDir.resolve("build/reports/inspections").canonicalPath)
-    saveReport.set(true)
-    showReport.set(System.getenv("QODANA_SHOW_REPORT")?.toBoolean() ?: false)
-}
 
 tasks {
-    // Set the JVM compatibility versions
-    properties("javaVersion").let {
-        withType<JavaCompile> {
-            sourceCompatibility = it
-            targetCompatibility = it
-        }
-        withType<KotlinCompile> {
-            kotlinOptions.jvmTarget = it
-        }
-    }
-
     wrapper {
         gradleVersion = properties("gradleVersion")
     }
@@ -92,19 +69,6 @@ tasks {
         })
     }
 
-    runPluginVerifier {
-        ideVersions.set(properties("pluginVerifierIdeVersions").split(',').map(String::trim).filter(String::isNotEmpty))
-    }
-
-    // Configure UI tests plugin
-    // Read more: https://github.com/JetBrains/intellij-ui-test-robot
-    runIdeForUiTests {
-        systemProperty("robot-server.port", "8082")
-        systemProperty("ide.mac.message.dialogs.as.sheets", "false")
-        systemProperty("jb.privacy.policy.text", "<!--999.999-->")
-        systemProperty("jb.consents.confirmation.enabled", "false")
-    }
-
     signPlugin {
         certificateChain.set(System.getenv("CERTIFICATE_CHAIN"))
         privateKey.set(System.getenv("PRIVATE_KEY"))
diff --git a/detekt-config.yml b/detekt-config.yml
deleted file mode 100644
index 6c4f830..0000000
--- a/detekt-config.yml
+++ /dev/null
@@ -1,9 +0,0 @@
-# Default detekt configuration:
-# https://github.com/detekt/detekt/blob/master/detekt-cli/src/main/resources/default-detekt-config.yml
-
-formatting:
-  Indentation:
-    active: true
-style:
-  ReturnCount:
-    max: 10
\ No newline at end of file
diff --git a/gradle.properties b/gradle.properties
index 05dbc5c..28564bd 100644
--- a/gradle.properties
+++ b/gradle.properties
@@ -3,28 +3,20 @@
 
 pluginGroup = dev.nybroe.collector
 pluginName = Collector
-pluginVersion = 0.3.5
+pluginVersion = 0.4.0
 
 # See https://plugins.jetbrains.com/docs/intellij/build-number-ranges.html
 # for insight into build numbers and IntelliJ Platform versions.
 pluginSinceBuild = 212
 pluginUntilBuild =
 
-# Plugin Verifier integration -> https://github.com/JetBrains/gradle-intellij-plugin#plugin-verifier-dsl
-# See https://jb.gg/intellij-platform-builds-list for available build versions
-pluginVerifierIdeVersions = PS-2021.2.2
-
 platformType = IU
 platformVersion = 2021.2.2
-platformDownloadSources = true
 # Get latest version from https://plugins.jetbrains.com/plugin/6610-php/versions
 # Get latest version from https://plugins.jetbrains.com/plugin/7569-blade/versions
 platformPlugins = com.jetbrains.php:212.5284.49, com.jetbrains.php.blade:212.5080.8
 
-# Java language level used to compile sources and to generate the files for - Java 11 is required since 2020.3
-javaVersion = 11
-
-gradleVersion = 7.2
+gradleVersion = 7.4
 
 # Opt-out flag for bundling Kotlin standard library.
 # See https://kotlinlang.org/docs/reference/using-gradle.html#dependency-on-the-standard-library for details.
diff --git a/qodana.yml b/qodana.yml
deleted file mode 100644
index 8b73731..0000000
--- a/qodana.yml
+++ /dev/null
@@ -1,6 +0,0 @@
-# Qodana configuration:
-# https://www.jetbrains.com/help/qodana/qodana-yaml.html
-
-version: 1.0
-profile:
-  name: qodana.recommended
\ No newline at end of file
diff --git a/src/main/kotlin/dev/nybroe/collector/types/HigherOrderTypeProvider.kt b/src/main/kotlin/dev/nybroe/collector/types/HigherOrderTypeProvider.kt
deleted file mode 100644
index 196762c..0000000
--- a/src/main/kotlin/dev/nybroe/collector/types/HigherOrderTypeProvider.kt
+++ /dev/null
@@ -1,74 +0,0 @@
-package dev.nybroe.collector.types
-
-import com.intellij.openapi.project.DumbService
-import com.intellij.openapi.project.Project
-import com.intellij.psi.PsiElement
-import com.jetbrains.php.PhpIndex
-import com.jetbrains.php.lang.psi.elements.FieldReference
-import com.jetbrains.php.lang.psi.elements.MethodReference
-import com.jetbrains.php.lang.psi.elements.PhpNamedElement
-import com.jetbrains.php.lang.psi.resolve.types.PhpType
-import com.jetbrains.php.lang.psi.resolve.types.PhpTypeProvider4
-import dev.nybroe.collector.collectionType
-import dev.nybroe.collector.isHigherOrderCollection
-import gnu.trove.THashSet
-
-class HigherOrderTypeProvider : PhpTypeProvider4 {
-    override fun getKey(): Char {
-        return '\u0171'
-    }
-
-    override fun getType(psiElement: PsiElement): PhpType? {
-        if (DumbService.isDumb(psiElement.project)) return null
-
-        // Check that our current element is a field or method reference
-        // $collection->map->data, $collection->map->data()
-        val fieldOrMethodReference = psiElement as? FieldReference
-            ?: psiElement as? MethodReference
-            ?: return null
-
-        // Check that parent is a field reference.
-        // $collection->map
-        val parentField = fieldOrMethodReference.classReference as? FieldReference ?: return null
-
-        return PhpType().add("#${this.key}${parentField.type}")
-    }
-
-    override fun complete(s: String, project: Project): PhpType? {
-        return null
-    }
-
-    /**
-     * Here you can extend the signature lookups
-     * @param expression Signature expression to decode. use PhpIndex.getBySignature() to look up expression internals.
-     * @param visited Recursion guard: Pass this on into any phpIndex calls having same parameter
-     * @param depth Recursion guard: Pass this on into any phpIndex calls having same parameter
-     * @param project well so you can reach the PhpIndex
-     * @return null if no match
-     */
-    override fun getBySignature(
-        expression: String,
-        visited: MutableSet<String>,
-        depth: Int,
-        project: Project
-    ): MutableCollection<out PhpNamedElement>? {
-        // Remove key from signature
-        val signature = expression.removePrefix("#${key}")
-
-        // Resolve type of the signature.
-        val type = PhpIndex.getInstance(project)
-            .getBySignature(signature.split('|')[0])
-            .map { PhpType.builder().add(it.type) }
-            .reduceOrNull { acc, phpType -> acc.merge(phpType) }
-            ?.build()
-            ?.global(project)
-
-        if (type === null) return null
-
-        if (!type.isHigherOrderCollection(project)) return null
-
-        return collectionType.types
-            .flatMap { PhpIndex.getInstance(project).getClassesByFQN(it.toString()) }
-            .toCollection(THashSet())
-    }
-}
diff --git a/src/main/resources/META-INF/plugin.xml b/src/main/resources/META-INF/plugin.xml
index 98e8c3a..56ab6a1 100644
--- a/src/main/resources/META-INF/plugin.xml
+++ b/src/main/resources/META-INF/plugin.xml
@@ -92,7 +92,7 @@
     </extensions>
 
     <extensions defaultExtensionNs="com.jetbrains.php">
-        <typeProvider4 implementation="dev.nybroe.collector.types.HigherOrderTypeProvider"/>
+
     </extensions>
 
     <applicationListeners>
diff --git a/src/test/kotlin/dev/nybroe/collector/types/HigherOrderTypeProviderTest.kt b/src/test/kotlin/dev/nybroe/collector/types/HigherOrderTypeTest.kt
similarity index 83%
rename from src/test/kotlin/dev/nybroe/collector/types/HigherOrderTypeProviderTest.kt
rename to src/test/kotlin/dev/nybroe/collector/types/HigherOrderTypeTest.kt
index 6f3d3b3..51c08a2 100644
--- a/src/test/kotlin/dev/nybroe/collector/types/HigherOrderTypeProviderTest.kt
+++ b/src/test/kotlin/dev/nybroe/collector/types/HigherOrderTypeTest.kt
@@ -1,8 +1,10 @@
 package dev.nybroe.collector.types
 
 import dev.nybroe.collector.BaseCollectTestCase
+import org.junit.Ignore
 
-internal class HigherOrderTypeProviderTest : BaseCollectTestCase() {
+@Ignore(value = "Ignored until solution found for type provider")
+internal class HigherOrderTypeTest : BaseCollectTestCase() {
     fun testHigherOrderPropertyReturnsCollection() {
         myFixture.configureByFile(
             "types/HigherOrderMethodsTypeProvider/higherOrderProperty.php"