Retrieve and cache a result set into my Application I have a byte column in a table that has fingerprint data stored in it. How to verify DPFP finger print from SQL Server in C I have saved the dpfp template in a varbinary max column, now I am retrieving it from database, converting to byte, then deserializing it, and then putting in the verify method, but an error DevC 1 1 gold badge 6 6 silver badges 21 21 bronze badges. The digital-persona-sdk tag has no usage guidance. Stack Overflow for Teams is a private, secure spot for you and your coworkers to find and share information. By using our site, you acknowledge that you have read and understand our Cookie PolicyPrivacy Policyand our Terms of Service.