Flow price: --
3e3f3e1856ae289f38465a9a0bb55f81986d5c9ad6bdb68d09867a4e28f2f69c

Transaction

Hash: 3e3f3e1856ae289f38465a9a0bb55f81986d5c9ad6bdb68d09867a4e28f2f69c
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 3e3f3e1856ae289f38465a9a0bb55f81986d5c9ad6bdb68d09867a4e28f2f69c: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:
3e3f3e1856ae289f38465a9a0bb55f81986d5c9ad6bdb68d09867a4e28f2f69c
Status:
ERROR
Block height:
40105338
Block id:
c6fbfaa1ec4c429724521ae6a1205b150764db7b312241e6cdb390c39d092ecd
Timestamp:
Tuesday 1 November 2022 at 12:04:50 UTC
()
Proposer:
Authorizers:
Gas used:
50