Flow price: --
c294f830b37dbb60c62c7cbcf2c6a5544e54342d1253c3dbe69c8936cc6e30da

Transaction

Hash: c294f830b37dbb60c62c7cbcf2c6a5544e54342d1253c3dbe69c8936cc6e30da
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> c294f830b37dbb60c62c7cbcf2c6a5544e54342d1253c3dbe69c8936cc6e30da: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:
c294f830b37dbb60c62c7cbcf2c6a5544e54342d1253c3dbe69c8936cc6e30da
Status:
ERROR
Block height:
40137406
Block id:
b2f471263d520607bdcee643699e1f31e28d671aee9c3e48a708be961f3c088a
Timestamp:
Wednesday 2 November 2022 at 01:07:36 UTC
()
Proposer:
Authorizers:
Gas used:
49