Flow price: --
6e546e875d8c63feadb35045ecb3acaeeb21ee4ff6c0a2d774e594d884480599

Transaction

Hash: 6e546e875d8c63feadb35045ecb3acaeeb21ee4ff6c0a2d774e594d884480599
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 6e546e875d8c63feadb35045ecb3acaeeb21ee4ff6c0a2d774e594d884480599:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
6e546e875d8c63feadb35045ecb3acaeeb21ee4ff6c0a2d774e594d884480599
Status:
ERROR
Block height:
39879572
Block id:
9d4d52a538f26805aa26767f448a6fbdd631dc08b954b996d114644a7e71d20e
Timestamp:
Friday 28 October 2022 at 17:39:05 UTC
()
Proposer:
Authorizers:
Gas used:
49