> Source: [sk133353](https://support.checkpoint.com/results/sk/sk133353)

# sk133353 - API requests randomly fail with "errorCode [CP_ERR_COULD_NOT_CONNECT_FWM] errorFamily [null] message [Unable to connect to server" in api.elg

| Property | Value |
|----------|-------|
| Solution ID | sk133353 |
| Date Created | 2018-08-15 |
| Last Modified | 2018-08-20 |
| Technical Level | Advanced |
| Products | Multi-Domain Security Management Server |
| Versions | R82.10, R81.20, R82 |
| OS | Gaia |

## Symptoms

- * In the api.log from the time of the failed API login, the below error is presented:  

  `ERROR com.checkpoint.management.web_api.utils.WebApiCommandExceptionUtils.getErrorReply:195 [qtp881660365-31] - Server has thrown GeneralRemoteFault exception errorCode [CP_ERR_COULD_NOT_CONNECT_FWM] errorFamily [null] message [Unable to connect to server.`

* No core dumps files from the relevant User Mode process can be found with the command:  

  `#ls -lrt /var/log/dump/usermode/*`

* The FWM process stat per #cpstat or #mdsstat (in Multi Domain Management environment), shows that the FWM is up and running.

## Solution

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