i'm using PRD 7.1 and never encounter this error before.
my header looks like this on PRD preview :
![]()
![]()
and on excel output run from PRD still okay :
![]()
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but after i put it on server and run from there, the output become like this :
![]()
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need help please
my header looks like this on PRD preview :

and on excel output run from PRD still okay :

======================
but after i put it on server and run from there, the output become like this :

========================
need help please