Hierarchical process always ending with the error

[rokbenko]

@Harshit_Dubey

ValueError: Invalid response from LLM call - None or empty.

This has been recently discussed here. Please follow this topic instead and add your observations there. Therefore, I’m closing this topic. Especially see the following answer:

Why am I getting the "Invalid response from LLM call - None or empty" error with my custom tool if using Anthropic LLM but not with OpenAI LLM?

Looks like Anthropic LLMs, even the more capable ones like Claude 3.5 Sonnet, sometimes have difficulties and produce the Received None or empty response from LLM call error as @frieda-huang reported in another topic. In case you’re using one of the Anthropic LLMs, set the use_system_prompt parameter to False to the agent as @rtk suggested above, but that might cause some other issues down the road since system prompts in CrewAI exist to help agents to create the best final answer possible, n…