| Message Code | PIX-3-210002 |
| Severity | Error |
| Description | LU allocate block (bytes) failed. |
| Explanation | Stateful Failover could not allocate a block of memory to transmit stateful information to the standby Cisco ASA . |
| User Action | Check the failover interface using the show interface command to make sure its transmit is normal. Also check the current block memory using the show block command. If current available count is 0 within any of the blocks of memory, then reload the Cisco ASA software to recover the lost blocks of memory. |
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