Flow price: --
6f1683f56a96745e3bfcfaf634250835f560264fe515dd4db95f66b20555c537

Transaction

Hash: 6f1683f56a96745e3bfcfaf634250835f560264fe515dd4db95f66b20555c537
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 6f1683f56a96745e3bfcfaf634250835f560264fe515dd4db95f66b20555c537:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
6f1683f56a96745e3bfcfaf634250835f560264fe515dd4db95f66b20555c537
Status:
ERROR
Block height:
40037775
Block id:
8191db891d49871820d7a0cff0d0430c59eb65613f6c2767d8bb9cda6dcf9289
Timestamp:
Monday 31 October 2022 at 08:49:53 UTC
()
Proposer:
Authorizers:
Gas used:
48