Flow price: --
967ae7f170bc17673285eeb5fe3e30ae5980e630755f05c208473f1016fd1ea3

Transaction

Hash: 967ae7f170bc17673285eeb5fe3e30ae5980e630755f05c208473f1016fd1ea3
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 967ae7f170bc17673285eeb5fe3e30ae5980e630755f05c208473f1016fd1ea3:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
967ae7f170bc17673285eeb5fe3e30ae5980e630755f05c208473f1016fd1ea3
Status:
ERROR
Block height:
40131537
Block id:
3b9ea4952329861ee52a03e3be66cfa03674697b2bb07cc077deb2a7f5907267
Timestamp:
Tuesday 1 November 2022 at 22:44:28 UTC
()
Proposer:
Authorizers:
Gas used:
46