Flow price: --
7d747d7feb39d7863a52390c6d961ec7deca4ffbf0b55a93b13c4b2d80caab80

Transaction

Hash: 7d747d7feb39d7863a52390c6d961ec7deca4ffbf0b55a93b13c4b2d80caab80
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 7d747d7feb39d7863a52390c6d961ec7deca4ffbf0b55a93b13c4b2d80caab80:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
7d747d7feb39d7863a52390c6d961ec7deca4ffbf0b55a93b13c4b2d80caab80
Status:
ERROR
Block height:
39924828
Block id:
8feddf8d8ecac850dc72ad81ad4fab3ef91d4f67822d5693382ca578adc57e93
Timestamp:
Saturday 29 October 2022 at 11:43:34 UTC
()
Proposer:
Authorizers:
Gas used:
47