diff --git a/nonebot/adapters/satori/event.py b/nonebot/adapters/satori/event.py
index 754dd4f..d7772bd 100644
--- a/nonebot/adapters/satori/event.py
+++ b/nonebot/adapters/satori/event.py
@@ -320,7 +320,7 @@ class PrivateMessageCreatedEvent(MessageCreatedEvent, PrivateMessageEvent):
     def get_event_description(self) -> str:
         return escape_tag(
             f"Message {self.msg_id} from "
-            f"{self.user.name}({self.channel.id}): {self.get_message()!r}"
+            f"{self.user.name or ''}({self.channel.id}): {self.get_message()!r}"
         )
 
 
@@ -330,7 +330,7 @@ def get_event_description(self) -> str:
         return escape_tag(
             f"Message {self.msg_id} from "
             f"{self.user.name or ''}({self.channel.id})"
-            f"@[{self.channel.name}:{self.guild.id}/{self.channel.id}]"
+            f"@[{self.channel.name or ''}:{self.guild.id}/{self.channel.id}]"
             f": {self.get_message()!r}"
         )
 
@@ -340,7 +340,7 @@ class PrivateMessageDeletedEvent(MessageDeletedEvent, PrivateMessageEvent):
     def get_event_description(self) -> str:
         return escape_tag(
             f"Message {self.msg_id} from "
-            f"{self.user.name}({self.channel.id}) deleted"
+            f"{self.user.name or ''}({self.channel.id}) deleted"
         )
 
 
@@ -350,7 +350,7 @@ def get_event_description(self) -> str:
         return escape_tag(
             f"Message {self.msg_id} from "
             f"{self.user.name or ''}({self.channel.id})"
-            f"@[{self.channel.name}:{self.guild.id}/{self.channel.id}] deleted"
+            f"@[{self.channel.name or ''}:{self.guild.id}/{self.channel.id}] deleted"
         )
 
 
@@ -359,7 +359,7 @@ class PrivateMessageUpdatedEvent(MessageUpdatedEvent, PrivateMessageEvent):
     def get_event_description(self) -> str:
         return escape_tag(
             f"Message {self.msg_id} from "
-            f"{self.user.name}({self.channel.id}) updated"
+            f"{self.user.name or ''}({self.channel.id}) updated"
             f": {self.get_message()!r}"
         )
 
@@ -370,7 +370,7 @@ def get_event_description(self) -> str:
         return escape_tag(
             f"Message {self.msg_id} from "
             f"{self.user.name or ''}({self.channel.id})"
-            f"@[{self.channel.name}:{self.guild.id}/{self.channel.id}] updated"
+            f"@[{self.channel.name or ''}:{self.guild.id}/{self.channel.id}] updated"
             f": {self.get_message()!r}"
         )
 
diff --git a/nonebot/adapters/satori/models.py b/nonebot/adapters/satori/models.py
index 755cf02..37409c9 100644
--- a/nonebot/adapters/satori/models.py
+++ b/nonebot/adapters/satori/models.py
@@ -16,7 +16,7 @@ class ChannelType(IntEnum):
 
 class Channel(BaseModel, extra=Extra.allow):
     id: str
-    name: str
+    name: Optional[str] = None
     type: ChannelType
     parent_id: Optional[str] = None
 
@@ -48,8 +48,8 @@ def parse_joined_at(cls, v):
             return v
         try:
             timestamp = int(v)
-        except ValueError:
-            raise ValueError(f"invalid timestamp: {v}")
+        except ValueError as e:
+            raise ValueError(f"invalid timestamp: {v}") from e
         return datetime.fromtimestamp(timestamp / 1000)
 
 
@@ -164,8 +164,8 @@ def parse_created_at(cls, v):
             return v
         try:
             timestamp = int(v)
-        except ValueError:
-            raise ValueError(f"invalid timestamp: {v}")
+        except ValueError as e:
+            raise ValueError(f"invalid timestamp: {v}") from e
         return datetime.fromtimestamp(timestamp / 1000)
 
     @validator("updated_at", pre=True)
@@ -176,8 +176,8 @@ def parse_updated_at(cls, v):
             return v
         try:
             timestamp = int(v)
-        except ValueError:
-            raise ValueError(f"invalid timestamp: {v}")
+        except ValueError as e:
+            raise ValueError(f"invalid timestamp: {v}") from e
         return datetime.fromtimestamp(timestamp / 1000)
 
 
diff --git a/pyproject.toml b/pyproject.toml
index ec2687a..84bc51e 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,6 +1,6 @@
 [project]
 name = "nonebot-adapter-satori"
-version = "0.1.2"
+version = "0.1.3"
 description = "Satori Protocol Adapter for Nonebot2"
 authors = [
     {name = "RF-Tar-Railt",email = "rf_tar_railt@qq.com"},