Flow price: --
fe60f37bfc0f0bc5d968a61dfd4211658e4bdeede4fb52509a72d74f585bd206

Transaction

Hash: fe60f37bfc0f0bc5d968a61dfd4211658e4bdeede4fb52509a72d74f585bd206
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> fe60f37bfc0f0bc5d968a61dfd4211658e4bdeede4fb52509a72d74f585bd206:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
fe60f37bfc0f0bc5d968a61dfd4211658e4bdeede4fb52509a72d74f585bd206
Status:
ERROR
Block height:
39918427
Block id:
59cf49355e2b2abd0e3fdd0f3eec42e2ab0905c137b6c8eebbb733b8debad7ff
Timestamp:
Saturday 29 October 2022 at 09:09:03 UTC
()
Proposer:
Authorizers:
Gas used:
50