Flow price: --
61cb76cf31a18851d7da2854f7e6a7b6314aaf406ad98fed7f44a81eaeeb9bee

Transaction

Hash: 61cb76cf31a18851d7da2854f7e6a7b6314aaf406ad98fed7f44a81eaeeb9bee
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 61cb76cf31a18851d7da2854f7e6a7b6314aaf406ad98fed7f44a81eaeeb9bee: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:
61cb76cf31a18851d7da2854f7e6a7b6314aaf406ad98fed7f44a81eaeeb9bee
Status:
ERROR
Block height:
40042088
Block id:
cc86782bf45c313ca0e5e8fb5ef597f3dd05ca38f72ec6a5c002af3cdace2779
Timestamp:
Monday 31 October 2022 at 10:34:52 UTC
()
Proposer:
Authorizers:
Gas used:
47