Connection to server closed: Connection timed-out or server stopped! (or, less probable, network problem) SDM000021

Document ID : KB000050287
Last Modified Date : 14/02/2018
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  • When trying to open the DSM Explorer the above error is received
  • Clicking OK loads the Explorer
  • Trying to use any Software Delivery function returns same error
  • Task Manager does not show any unusual CPU or RAM activity
  • CAMPING localhost works fine
  • CAMSTAT shows that application SD_IM is disconnected with a queue building up


  • CA Client Automation r12.5
  • CA IT Client Manager r12.5
  • CA Software Delivery r12.5
  • SQL 2008


  • Review of the Installation Manager log revealed the SQL transaction log was full

ADO Version 6.1 - ExecuteCommandPointer-COM Error: ErrorCode:-2147217900,WordErrorCode:3092, IDispatch error #3092, The transaction log for database 'mdb' is full. To find out why space in the log cannot be reused, see the log_reuse_wait_desc column in sys.databases, Microsoft SQL Server Native Client 10.0, (null)


  • Truncate the SQL transaction log