Flow price: --
1f2308297e3e86e23a127726f63ec10659a74138ba87dffb3bff4100d54a4f34

Transaction

Hash: 1f2308297e3e86e23a127726f63ec10659a74138ba87dffb3bff4100d54a4f34
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 1f2308297e3e86e23a127726f63ec10659a74138ba87dffb3bff4100d54a4f34:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
1f2308297e3e86e23a127726f63ec10659a74138ba87dffb3bff4100d54a4f34
Status:
ERROR
Block height:
39815079
Block id:
660308902678bfd5153ffc3f46eb19b7e86809fca7478d5a6a69713754a8d2b4
Timestamp:
Thursday 27 October 2022 at 15:40:44 UTC
()
Proposer:
Authorizers:
Gas used:
50