Error: Conversion failed when converting from a character string to uniqueidentifier

When running an export process based off of an ad-hoc query, the following error may be encountered:

Error:  Conversion failed when converting from a character string to uniqueidentifier
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

 2.91.1535
 2.91.1535, patch 77 ; 2.92.537, patch 52 ; 2.9.1001, patch 127 ; 2.93.2034, patch 41

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