BIP3206
Severity
30 : Severe errorMessage
Error in parsing FORMAT expression '<insert_0>', parsing failed at '<insert_1>' because of an unexpected '0', Cannot have 0s after #s after 0s.Explanation
The FORMAT expression was incorrect, and must be rewritten.Response
Look at the reason given and the point at which it failed to determine what has gone wrong. It is most likely an incorrect character used.