### Answer
There are several potential reasons why you might not be able to publish your agent. Based on recent issues reported by other users, here are some common causes:
**Resource Not Found Error**: Some users have encountered errors where agents suddenly stop working and cannot be published. This may manifest as inability to select a voice or republish after changing the LLM. [(1) ](
) This issue has been reported and fixed by the Retell AI team.
**Version Publishing Error**: Another reported issue involves errors when trying to publish a new version of an agent, which also correlates with inability to update versions. [(2) ](
) This issue was also resolved by the Retell AI team.
**Component-Related Issues**: When publishing an agent with shared Components, the published version snapshots shared Components as local copies to prevent future library updates from changing already-published calls. [(3) ](
)
If you're experiencing this issue, I recommend:
1. Check if you're seeing any specific error messages
2. Try duplicating the agent to see if the issue persists
3. Verify that all Components (if used) are properly configured with entry/exit nodes
If the problem continues, please share your agent ID and any error messages you're seeing, as the Retell AI team has been responsive to fixing these types of publishing issues. [(1) ](
) [(2) ](
)