Flow price: --
87db69ec4543964b8dd345aee7d6a67d995628e96ddc25d7b5d699824010afd6

Transaction

Hash: 87db69ec4543964b8dd345aee7d6a67d995628e96ddc25d7b5d699824010afd6
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 87db69ec4543964b8dd345aee7d6a67d995628e96ddc25d7b5d699824010afd6:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
87db69ec4543964b8dd345aee7d6a67d995628e96ddc25d7b5d699824010afd6
Status:
ERROR
Block height:
40106124
Block id:
38c66ae9b13efd17daea5508a3f64c6ce024fcd0fc696181d69239fadaf3bcc0
Timestamp:
Tuesday 1 November 2022 at 12:23:55 UTC
()
Proposer:
Authorizers:
Gas used:
46