Flow price: --
5c25a2a606b5614eaaad473feec773f43fef0496b67dfc770e2a0afc06a4714c

Transaction

Hash: 5c25a2a606b5614eaaad473feec773f43fef0496b67dfc770e2a0afc06a4714c
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 5c25a2a606b5614eaaad473feec773f43fef0496b67dfc770e2a0afc06a4714c: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:
5c25a2a606b5614eaaad473feec773f43fef0496b67dfc770e2a0afc06a4714c
Status:
ERROR
Block height:
39990499
Block id:
254559420571ce98d60ecdab7a303681a46f8795a1d31f0be151c2d2147f71b5
Timestamp:
Sunday 30 October 2022 at 13:57:31 UTC
()
Proposer:
Authorizers:
Gas used:
48