Flow price: --
5c098158816bbc731a569e810894fcb3832448b27f0d3b619e6d64753b1fcb36

Transaction

Hash: 5c098158816bbc731a569e810894fcb3832448b27f0d3b619e6d64753b1fcb36
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 5c098158816bbc731a569e810894fcb3832448b27f0d3b619e6d64753b1fcb36:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
5c098158816bbc731a569e810894fcb3832448b27f0d3b619e6d64753b1fcb36
Status:
ERROR
Block height:
39735536
Block id:
d7a4f0d1fa6d634f10d92a6a15087fd3d41d3453911cb1f6df4917a65d1e859a
Timestamp:
Wednesday 26 October 2022 at 07:37:39 UTC
()
Proposer:
Authorizers:
Gas used:
50