Flow price: --
bb8a3b8b7a8ef4e72cc06a0c72f1dce180fdb5788d51a628ca2d1d3256c985d4

Transaction

Hash: bb8a3b8b7a8ef4e72cc06a0c72f1dce180fdb5788d51a628ca2d1d3256c985d4
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> bb8a3b8b7a8ef4e72cc06a0c72f1dce180fdb5788d51a628ca2d1d3256c985d4:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
bb8a3b8b7a8ef4e72cc06a0c72f1dce180fdb5788d51a628ca2d1d3256c985d4
Status:
ERROR
Block height:
40036954
Block id:
4eccea2aa2d7966372c6abb01e033174181683ba8d427b6fd0a23c5a621e1259
Timestamp:
Monday 31 October 2022 at 08:30:07 UTC
()
Proposer:
Authorizers:
Gas used:
46