Error: 22932, Severity: 16, Capture instance name ‘%s’ is invalid. Specify a valid name. See the topic ‘Identifiers’ in SQL Server Books Online for object name rules.

Error: 22938, Severity: 16, Role name ‘%s’ is invalid. Specify a valid name. See the topic ‘Identifiers’ in SQL Server Books Online for object name rules.
Error: 22939, Severity: 16, The parameter @supports_net_changes is set to 1, but the source table does not have a primary key defined and no alternate unique index has been specified.

Error: 22940, Severity: 16, Could not remove DDL history entries in the Change Data Capture metadata for capture instance ‘%s’ and source table ‘%s.%s’. Refer to previous errors in the current session to identify the cause and correct any associated problems.
Error: 22941, Severity: 16, Could not retrieve column information for index ‘%s’ of source table ‘%s.%s’. Refer to previous errors in the current session to identify the cause and correct any associated problems.

Error: 22942, Severity: 16, Columns specified in the captured column list could not be mapped to columns in source table ‘%s.%s’. Verify that the columns specified in the parameter @captured_column_list are delimited properly and match columns in the source table.
Error: 22943, Severity: 16, Columns used to uniquely identify a row for net change tracking must be included in the list of captured columns. Add either the primary key columns of the source table, or the columns defined for the index specified in the parameter @index_name to the li
Error: 22944, Severity: 16, Could not create the specified database role ‘%s’ for gating access to change table ‘%s.%s’. Refer to previous errors in the current session to identify the cause and correct any associated problems.
Error: 22945, Severity: 16, Could not add column information to the cdc.index_columns system table for the specified index for source table ‘%s.%s. Refer to previous errors in the current session to identify the cause and correct any associated problems.
Error: 22946, Severity: 16, Could not add column information to the cdc.captured_columns system table for source table ‘%s.%s’. Refer to previous errors in the current session to identify the cause and correct any associated problems.
Error: 22947, Severity: 16, Could not create the change table for capture instance ‘%s’ and source table ‘%s.%s’. Refer to previous errors in the current session to identify the cause and correct any associated problems.
Error: 22948, Severity: 16, Could not create the change enumeration functions for capture instance ‘%s’ and source table ‘%s.%s’. Refer to previous errors in the current session to identify the cause and correct any associated problems.
Error: 22949, Severity: 16, Could not update the Change Data Capture metadata for capture instance ‘%s’ and source table ‘%s.%s’. Refer to previous errors in the current session to identify the cause and correct any associated problems.
Error: 22950, Severity: 16, Could not remove index column entries in the Change Data Capture metadata for capture instance ‘%s’ and source table ‘%s.%s’. Refer to previous errors in the current session to identify the cause and correct any associated problems.
Error: 22951, Severity: 16, Could not remove captured column entries in the Change Data Capture metadata for capture instance ‘%s’ and source table ‘%s.%s’. Refer to previous errors in the current session to identify the cause and correct any associated problems.
Error: 22952, Severity: 16, Could not drop Change Data Capture objects created for capture instance ‘%s’ and source table ‘%s.%s’. Refer to previous errors in the current session to identify the cause and correct any associated problems.
Error: 22953, Severity: 16, Could not remove Change Data Capture metadata for capture instance ‘%s’ and source table ‘%s.%s’. Refer to previous errors in the current session to identify the cause and correct any associated problems.
Error: 22954, Severity: 16, Could not cleanup change tables for capture instance ‘%s’ using low end point %s. Refer to previous errors in the current session to identify the cause and correct any associated problems.
Error: 22955, Severity: 16, Could not obtain the maximum LSN for the database from function ‘sys.fn_cdc_get_max_lsn’. Refer to previous errors in the current session to identify the cause and correct any associated problems.
Error: 22956, Severity: 16, Could not obtain the minimum LSN of the change table associated with capture instance ‘%s’ from function ‘sys.fn_cdc_get_min_lsn’. Refer to previous errors in the current session to identify the cause and correct any associated problems.

This is applicable on below versions of SQL Server

SQL Server 2005
SQL Server 2008 R2
SQL Server 2012
SQL Server 2014

Hope this was helpful.

Thanks,
SQLServerF1 Team
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