Flow price: --
789422e6214afacb4dae4bcf881aa2bd3fdeac91c6973cb3a4d91ff676394efe

Transaction

Hash: 789422e6214afacb4dae4bcf881aa2bd3fdeac91c6973cb3a4d91ff676394efe
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 789422e6214afacb4dae4bcf881aa2bd3fdeac91c6973cb3a4d91ff676394efe: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:
789422e6214afacb4dae4bcf881aa2bd3fdeac91c6973cb3a4d91ff676394efe
Status:
ERROR
Block height:
40145281
Block id:
6adde32c3ad8a923176d62dd2e0d62f0ecb9b27ae7435f95a77ce39d9f4edd85
Timestamp:
Wednesday 2 November 2022 at 04:18:59 UTC
()
Proposer:
Authorizers:
Gas used:
46