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Forum Discussion

SRM's avatar
SRM
Icon for Altocumulus rankAltocumulus
Dec 18, 2025

Illegal Metacharacter in Parameter Name in Json Data

Dears,  Can someone tell what is the issue here as the BIG IP is reporting the illegal metacharacter "#" in parameter name but the highlighted part of the violation doesnt contain metacharacter # in...
application delivery
cloud
security
NicolasDupin's avatar
NicolasDupin
Icon for Nimbostratus rankNimbostratus
Dec 19, 2025

How is your json profile used ?

I will be curious to see your "Header-Based Content Profiles" tab.

It might be that your profile is just, not applied (and then doesn't parse the json correctly) ?

I would also be interresting to see your violation with the detailed tab (you only displayed the request data). But it is strange that it states "#"