Flow price: --
3766e85e6bd99926e1c23785212053a551836e7788ebbbaecab410bf6cfc6aad

Transaction

Hash: 3766e85e6bd99926e1c23785212053a551836e7788ebbbaecab410bf6cfc6aad
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 3766e85e6bd99926e1c23785212053a551836e7788ebbbaecab410bf6cfc6aad: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:
3766e85e6bd99926e1c23785212053a551836e7788ebbbaecab410bf6cfc6aad
Status:
ERROR
Block height:
40131752
Block id:
2f258308e0c171ea98f8283e291d2c0be80a8d6315c4b1394eb5a3c68d6c466f
Timestamp:
Tuesday 1 November 2022 at 22:49:38 UTC
()
Proposer:
Authorizers:
Gas used:
46