Flow price: --
6617949349baacb119ccd299b6143ae224c030f0feeb3e149733d5e6395526c2

Transaction

Hash: 6617949349baacb119ccd299b6143ae224c030f0feeb3e149733d5e6395526c2
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 6617949349baacb119ccd299b6143ae224c030f0feeb3e149733d5e6395526c2:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
6617949349baacb119ccd299b6143ae224c030f0feeb3e149733d5e6395526c2
Status:
ERROR
Block height:
40100995
Block id:
753230ae39a386b7c573709377bdb07518d4913f193898182310b58618434362
Timestamp:
Tuesday 1 November 2022 at 10:19:16 UTC
()
Proposer:
Authorizers:
Gas used:
46