Flow price: --
8538d9702c1ee98332595ebd38ec3c214a1ca0cd67b6d5e7dfcb847e0d70072f

Transaction

Hash: 8538d9702c1ee98332595ebd38ec3c214a1ca0cd67b6d5e7dfcb847e0d70072f
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 8538d9702c1ee98332595ebd38ec3c214a1ca0cd67b6d5e7dfcb847e0d70072f: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:
8538d9702c1ee98332595ebd38ec3c214a1ca0cd67b6d5e7dfcb847e0d70072f
Status:
ERROR
Block height:
39871661
Block id:
58bfac02ab9c0fde801af7404299f484171908515068fc4d986f8bea8e30acf8
Timestamp:
Friday 28 October 2022 at 14:29:56 UTC
()
Proposer:
Authorizers:
Gas used:
48