🐛 fix(custom.py): add handle_parsing_errors=True to VectorStoreAgent, SQLAgent, and VectorStoreRouterAgent classes to handle parsing errors during execution

🐛 fix(loading.py): add handle_parsing_errors=True to instantiate_agent and load_agent_executor functions to handle parsing errors during agent instantiation and loading

src/backend/langflow/interface/agents/custom.py

@@ -157,7 +157,7 @@ class VectorStoreAgent(CustomAgentExecutor):
             llm_chain=llm_chain, allowed_tools=tool_names, **kwargs  # type: ignore
         )
         return AgentExecutor.from_agent_and_tools(
-            agent=agent, tools=tools, verbose=True
+            agent=agent, tools=tools, verbose=True, handle_parsing_errors=True
         )
 
     def run(self, *args, **kwargs):
@@ -232,6 +232,7 @@ class SQLAgent(CustomAgentExecutor):
             verbose=True,
             max_iterations=15,
             early_stopping_method="force",
+            handle_parsing_errors=True,
         )
 
     def run(self, *args, **kwargs):
@@ -276,7 +277,7 @@ class VectorStoreRouterAgent(CustomAgentExecutor):
             llm_chain=llm_chain, allowed_tools=tool_names, **kwargs  # type: ignore
         )
         return AgentExecutor.from_agent_and_tools(
-            agent=agent, tools=tools, verbose=True
+            agent=agent, tools=tools, verbose=True, handle_parsing_errors=True
         )
 
     def run(self, *args, **kwargs):
@@ -308,6 +309,7 @@ class InitializeAgent(CustomAgentExecutor):
             agent=agent,  # type: ignore
             memory=memory,
             return_intermediate_steps=True,
+            handle_parsing_errors=True,
         )
 
     def __init__(self, *args, **kwargs):

src/backend/langflow/interface/initialize/loading.py

@@ -193,8 +193,7 @@ def instantiate_agent(node_type, class_object: Type[agent_module.Agent], params:
             agent = class_method(**params)
             tools = params.get("tools", [])
             return AgentExecutor.from_agent_and_tools(
-                agent=agent,
-                tools=tools,
+                agent=agent, tools=tools, handle_parsing_errors=True
             )
     return load_agent_executor(class_object, params)
 
@@ -432,6 +431,7 @@ def load_agent_executor(agent_class: type[agent_module.Agent], params, **kwargs)
     return AgentExecutor.from_agent_and_tools(
         agent=agent,
         tools=allowed_tools,
+        handle_parsing_errors=True,
         # memory=memory,
         **kwargs,
     )