# ACP Error Messages/30100

## Error message examples

 Error occurred.  Contact awp@lumina.com for assistance. And mention you had a 'polling error'.

### Cause

• An error occurred in ACP while trying to retrieve a diagram, table or graph in ACP.

## Remedies

• Refresh the browser.
• Close the model and reopen.
• If you see this error again, please note the model, and the steps you took while using ACP leading up to where the error occurred, and contact acp@lumina.com for assistance. As suggested in the message, mention that you had a 'polling error'.
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