PDF shows computedkey instead of label in bot PDF export

[Wserviceandmore]

Hello everyone i need your help with below 2 problems: 

Pdf export a file with computedkey instead of the real customer name field , and engineer   like below photo : (( customer name , engineer )) is reference to table (( CUSTOMERS , Engineers )) and its list ref 

also i had another problem while trying find a solution that like below :  

 
your help will be much appreciated 

[Suvrutt_Gurjar]

To show name ,please use name columns in the template, if you are using key columns. Labels are displayed only in the app.

[AleksiAlkio]

If it's a Ref column, use deref expression on your template like [Engineer].[Name]