Binlog has bad magic number

Question

I keep getting this error whenever I start MySQL.

121028  1:38:55 [Note] Plugin 'FEDERATED' is disabled.
121028  1:38:55 InnoDB: The InnoDB memory heap is disabled
121028  1:38:55 InnoDB: Mutexes and rw_locks use Windows interlocked functions
121028  1:38:56 InnoDB: Compressed tables use zlib 1.2.3
121028  1:38:56 InnoDB: Initializing buffer pool, size = 16.0M
121028  1:38:56 InnoDB: Completed initialization of buffer pool
121028  1:38:56 InnoDB: highest supported file format is Barracuda.
121028  1:38:57  InnoDB: Waiting for the background threads to start
121028  1:38:58 InnoDB: 1.1.8 started; log sequence number 3137114
121028  1:38:58 [ERROR] Binlog has bad magic number;  It's not a binary log file that can be used by this version of MySQL
121028  1:38:58 [ERROR] Can't init tc log
121028  1:38:58 [ERROR] Aborting

121028  1:38:58  InnoDB: Starting shutdown...
121028  1:38:58  InnoDB: Shutdown completed; log sequence number 3137114
121028  1:38:58 [Note] C:\PROGRA~2\EASYPH~1.1\MySql\bin\mysqld.exe: Shutdown complete

I have already tried this.

I have an EasyPHP 12.1 setup on Windows 7x64 PC.