Flow price: --
929779e31e2b1b5daf3251e046255cca4c3d4e30b2d47284eb90b760c6def79b

Transaction

Hash: 929779e31e2b1b5daf3251e046255cca4c3d4e30b2d47284eb90b760c6def79b
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 929779e31e2b1b5daf3251e046255cca4c3d4e30b2d47284eb90b760c6def79b: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:
929779e31e2b1b5daf3251e046255cca4c3d4e30b2d47284eb90b760c6def79b
Status:
ERROR
Block height:
39982651
Block id:
205184c899cc1d3cb69bfdd8a76d2d4daa7de542893491ced406cee1f6bb5eb4
Timestamp:
Sunday 30 October 2022 at 10:48:38 UTC
()
Proposer:
Authorizers:
Gas used:
50