diff --git a/actuator/src/main/java/org/tron/core/vm/nativecontract/UnfreezeBalanceV2Processor.java b/actuator/src/main/java/org/tron/core/vm/nativecontract/UnfreezeBalanceV2Processor.java
index 56366bbdb0c..c8199651a7f 100644
--- a/actuator/src/main/java/org/tron/core/vm/nativecontract/UnfreezeBalanceV2Processor.java
+++ b/actuator/src/main/java/org/tron/core/vm/nativecontract/UnfreezeBalanceV2Processor.java
@@ -84,7 +84,7 @@ public void validate(UnfreezeBalanceV2Param param, Repository repo)
 
     if (!checkUnfreezeBalance(accountCapsule, param.getUnfreezeBalance(), param.getResourceType())) {
       throw new ContractValidateException(
-          "Invalid unfreeze_balance, [" + param.getUnfreezeBalance() + "] is error");
+          "Invalid unfreeze_balance, [" + param.getUnfreezeBalance() + "] is too large");
     }
   }
 
diff --git a/framework/src/test/java/org/tron/common/runtime/vm/BatchValidateSignContractTest.java b/framework/src/test/java/org/tron/common/runtime/vm/BatchValidateSignContractTest.java
index d094f1a3d05..3fa52aa70c0 100644
--- a/framework/src/test/java/org/tron/common/runtime/vm/BatchValidateSignContractTest.java
+++ b/framework/src/test/java/org/tron/common/runtime/vm/BatchValidateSignContractTest.java
@@ -79,7 +79,7 @@ public void staticCallTest() {
 
   @Test
   public void correctionTest() {
-    contract.setConstantCall(false);
+    contract.setConstantCall(true);
     List<Object> signatures = new ArrayList<>();
     List<Object> addresses = new ArrayList<>();
     byte[] hash = Hash.sha3(longData);
diff --git a/framework/src/test/java/org/tron/common/runtime/vm/Create2Test.java b/framework/src/test/java/org/tron/common/runtime/vm/Create2Test.java
index 79ed1c7e1f8..a63abd97930 100644
--- a/framework/src/test/java/org/tron/common/runtime/vm/Create2Test.java
+++ b/framework/src/test/java/org/tron/common/runtime/vm/Create2Test.java
@@ -160,9 +160,16 @@ public void testCreate2()
     // Trigger contract method: deploy(bytes,uint)
     long salt = 100L;
     String hexInput = AbiUtil.parseMethod(methodSign, Arrays.asList(testCode, salt));
-    TVMTestResult result = TvmTestUtils
-        .triggerContractAndReturnTvmTestResult(Hex.decode(OWNER_ADDRESS),
-            factoryAddress, Hex.decode(hexInput), 0, fee, manager, null);
+
+    TVMTestResult result = null;
+    for (int i = 1; i < 3; i++) {
+      result = TvmTestUtils
+          .triggerContractAndReturnTvmTestResult(Hex.decode(OWNER_ADDRESS),
+              factoryAddress, Hex.decode(hexInput), 0, fee, manager, null);
+      if (result.getRuntime().getRuntimeError() == null) {
+        break;
+      }
+    }
     Assert.assertNull(result.getRuntime().getRuntimeError());
 
     byte[] returnValue = result.getRuntime().getResult().getHReturn();