Flow price: --
89ff14f2e680f1950e111813bc275c183b69e3f7d5e01229c243479673fd0929

Transaction

Hash: 89ff14f2e680f1950e111813bc275c183b69e3f7d5e01229c243479673fd0929
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 89ff14f2e680f1950e111813bc275c183b69e3f7d5e01229c243479673fd0929:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
89ff14f2e680f1950e111813bc275c183b69e3f7d5e01229c243479673fd0929
Status:
ERROR
Block height:
40026223
Block id:
cb87aba1bab2d315b6caeacdaa497bb4515a35ca8488b0afc413c07b644f191e
Timestamp:
Monday 31 October 2022 at 04:11:18 UTC
()
Proposer:
Authorizers:
Gas used:
50