The operation failed. There are too many indexes on table . Delete some of the indexes on the table and try the operation again. (Error 3626)

Applies to: Access 2013 | Access 2016

A table in a Microsoft Access database engine database can have no more than 32 indexes. You cannot create additional indexes on a table with this many indexes.

Delete one or more indexes from the named table and try the operation again. ACCESS SUPPORT RESOURCES
Access for developers forum on MSDN
Access help on support.office.com
Access help on answers.microsoft.com
Search for specific Access error codes on Bing
Access forums on UtterAccess
Access wiki on UtterAcess
Access developer and VBA programming help center (FMS)
Access posts on StackOverflow