Flow price: --
9d935eaecdf889d11141419dea313b5d64dda2ec757a4064f7376de939a8fbdc

Transaction

Hash: 9d935eaecdf889d11141419dea313b5d64dda2ec757a4064f7376de939a8fbdc
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 9d935eaecdf889d11141419dea313b5d64dda2ec757a4064f7376de939a8fbdc: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:
9d935eaecdf889d11141419dea313b5d64dda2ec757a4064f7376de939a8fbdc
Status:
ERROR
Block height:
40126765
Block id:
92712323f958c5aefa124044b442a6be2819645c37679f7a3263c1650ca30014
Timestamp:
Tuesday 1 November 2022 at 20:46:31 UTC
()
Proposer:
Authorizers:
Gas used:
47