Flow price: --
22287780e05865669158e7e9b07b5e293c3b99878dd4841ab0dacbc8f57e6a5c

Transaction

Hash: 22287780e05865669158e7e9b07b5e293c3b99878dd4841ab0dacbc8f57e6a5c
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 22287780e05865669158e7e9b07b5e293c3b99878dd4841ab0dacbc8f57e6a5c:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
22287780e05865669158e7e9b07b5e293c3b99878dd4841ab0dacbc8f57e6a5c
Status:
ERROR
Block height:
39955924
Block id:
cc75013927643a5a5e95217e125c3601f0284cd3aded8148fbe66d21a82c7bd7
Timestamp:
Sunday 30 October 2022 at 00:09:01 UTC
()
Proposer:
Authorizers:
Gas used:
46