Flow price: --
546c96a552cc6fc8196bd4a8b469c4b4f81e304479e3d60348b6125a189562d5

Transaction

Hash: 546c96a552cc6fc8196bd4a8b469c4b4f81e304479e3d60348b6125a189562d5
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 546c96a552cc6fc8196bd4a8b469c4b4f81e304479e3d60348b6125a189562d5:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
546c96a552cc6fc8196bd4a8b469c4b4f81e304479e3d60348b6125a189562d5
Status:
ERROR
Block height:
40112567
Block id:
353f3dddb0ccf8246f2078aa5b3ad4d190eeaad7c6384bc8ac5eb7c61572d970
Timestamp:
Tuesday 1 November 2022 at 15:00:12 UTC
()
Proposer:
Authorizers:
Gas used:
46