In MSSQL Server, every Saturday a maintenance plan starts, where it rebuilds some indexes. During the last month, it always fails after some hours with the message: The step failed.
Executed as user: NT AUTHORITY\SYSTEM.
...PK_dbo.__MigrationHistory] ON [dbo].[__MigrationHistory] REBUILD PARTITION = ALL WITH (PAD_INDEX = OFF, STATISTICS_NORECOMPUTE = OFF, SORT_IN_TEMPDB = OFF, ONLINE = OFF, ALLOW_ROW_LOCKS = ON, ALLOW_PAGE_LOCKS = OFF, FILLFACTOR = 90)
[SQLSTATE 01000] (Message 0) ITEM 2 FROM 508 [SQLSTATE 01000] (Message 0) ALTER INDEX [PK_dbo.__MigrationHistory] ON [dbo].[__MigrationHistory] REBUILD PARTITION = ALL WITH (PAD_INDEX = OFF, STATISTICS_NORECOMPUTE = OFF, SORT_IN_TEMPDB = OFF, ONLINE = OFF, ALLOW_ROW_LOCKS = ON, ALLOW_PAGE_LOCKS = OFF, FILLFACTOR = 90)
[SQLSTATE 01000] (Message 0) ITEM 3 FROM 508 [SQLSTATE 01000] (Message 0) ALTER INDEX [PK_dbo.ONEINDEX] ON [dbo].[TABLE1] REBUILD PARTITION = ALL WITH (PAD_INDEX = OFF, STATISTICS_NORECOMPUTE = OFF, SORT_IN_TEMPDB = OFF, ONLINE = OFF, ALLOW_ROW_LOCKS = ON, ALLOW_PAGE_LOCKS = OFF, FILLFACTOR = 90)
[SQLSTATE 01000] (Message 0) ITEM 4 FROM 508 [SQLSTATE 01000] (Message 0) ALTER INDEX [PK_dbo.INDEX] ON [dbo].[TABLE2] REBUILD PARTITION = ALL WITH (PAD_INDEX = OFF, STATISTICS_NORECOMPUTE = OFF,
... The step failed.
How can i further investigate the problem? i guess there's a timeout somewhere but need to find out.