Ever tried to add a new subscription to an existing publication, using the "replication support only" or "initialize from backup" methods and go the following error? The process could not execute 'sp_MSadd_replcmds' on <'Distribution Server>'. (Source: MSSQLServer, Error number: 1007) Conversion failed when converting the nvarchar value '.' to data type int. (Source: MSSQLServer, Error number: 1007) Batches were not committed to the Distributor. (Source: MSSQL_REPL, Error number: MSSQL_REPL22020) The last step did not log any message! (Source: MSSQL_REPL, Error number: MSSQL_REPL22037) If so, you will know the internet is absolutely useless, filled with worthless workarounds or advice to just "rebuild replication" Well, if you want an actual solution, just read on. Between SQL 2012 RTM and SQL 2012 SP4 there was a change made to the Distributor proc sp_MSadd_replcmds. This change was to facilitate a change in the format