Flow price: --
fc642a27ca9b5991999cb7f2f77e4052ba4e7dfa4441194c643463b9eb1ac478

Transaction

Hash: fc642a27ca9b5991999cb7f2f77e4052ba4e7dfa4441194c643463b9eb1ac478
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> fc642a27ca9b5991999cb7f2f77e4052ba4e7dfa4441194c643463b9eb1ac478:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
fc642a27ca9b5991999cb7f2f77e4052ba4e7dfa4441194c643463b9eb1ac478
Status:
ERROR
Block height:
39909646
Block id:
a5c036466727fcbde173136b985a517d38a687f7144385f7888f8cf8a73ec1c6
Timestamp:
Saturday 29 October 2022 at 05:36:59 UTC
()
Proposer:
Authorizers:
Gas used:
46