Error: There was an exception running the extensions specified in the config file. ---> Maximum request length exceeded - when validating large batches

When validating large batches (5000+ records), users may receive the error:  Error: There was an exception running the extensions specified in the config file. ---> Maximum request length exceeded.

The current value in the web.config file is <httpRuntime maxRequestLength="650000" />.  This is the value in databases on patch 95 and patch 116, however the error only occurs in the database on patch 116.

Download and install the latest patch, which contains all fixes from previous patches. If you are running an older version, download and install the latest version and then the patch. 

Environment

 2.9.1001.116
 2.94.1524, patch 19 ; 2.93.2034, patch 37 ; 2.9.1001.119 ; 2.91.1535, patch 81

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