Flow price: --
f2345737b972c86464b43a3a720487386b0d0ebdb3c614cf1610071e16310afd

Transaction

Hash: f2345737b972c86464b43a3a720487386b0d0ebdb3c614cf1610071e16310afd
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> f2345737b972c86464b43a3a720487386b0d0ebdb3c614cf1610071e16310afd: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:
f2345737b972c86464b43a3a720487386b0d0ebdb3c614cf1610071e16310afd
Status:
ERROR
Block height:
39914160
Block id:
a62ffd9902275484e3c702b6fb72ab8340758ade31c8792c1a4e106407eb1914
Timestamp:
Saturday 29 October 2022 at 07:26:35 UTC
()
Proposer:
Authorizers:
Gas used:
46