Flow price: --
28cd796070e6f441d6e4906adbd41beb27ee06c57ffbf4cf22ae431931b83b0d

Transaction

Hash: 28cd796070e6f441d6e4906adbd41beb27ee06c57ffbf4cf22ae431931b83b0d
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 28cd796070e6f441d6e4906adbd41beb27ee06c57ffbf4cf22ae431931b83b0d: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:
28cd796070e6f441d6e4906adbd41beb27ee06c57ffbf4cf22ae431931b83b0d
Status:
ERROR
Block height:
39858464
Block id:
b37e0dc7b83683cfbc8732e84211264d0745a3e15ef2437530fbcf45968db665
Timestamp:
Friday 28 October 2022 at 09:11:52 UTC
()
Proposer:
Authorizers:
Gas used:
50