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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
Juergen_Mang's avatar
Juergen_Mang
Icon for MVP rankMVP
Dec 18, 2025

If "Parse as parameters" is checked, each JSON key is treated as parameter name. You can disable this checkbox or configure the parameter name metachars accordingly.