Flow price: --
b1ae02d6854916b40fca9f7c3e754c980ccb4bf417d5006af777cc4f4c3d57cf

Transaction

Hash: b1ae02d6854916b40fca9f7c3e754c980ccb4bf417d5006af777cc4f4c3d57cf
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> b1ae02d6854916b40fca9f7c3e754c980ccb4bf417d5006af777cc4f4c3d57cf: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:
b1ae02d6854916b40fca9f7c3e754c980ccb4bf417d5006af777cc4f4c3d57cf
Status:
ERROR
Block height:
39934546
Block id:
4e632020f133499f6ce50effda11fdef28e7db49509d0a1be39f9999e515f652
Timestamp:
Saturday 29 October 2022 at 15:39:40 UTC
()
Proposer:
Authorizers:
Gas used:
46