Flow price: --
3e63021060120e2b640128df5b8f458948dfff50b576a55b22f324f3de7d4081

Transaction

Hash: 3e63021060120e2b640128df5b8f458948dfff50b576a55b22f324f3de7d4081
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 3e63021060120e2b640128df5b8f458948dfff50b576a55b22f324f3de7d4081:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
3e63021060120e2b640128df5b8f458948dfff50b576a55b22f324f3de7d4081
Status:
ERROR
Block height:
40150799
Block id:
c1b5bd9603d957d6633541cc5e7a121493ef42441e75e439dbe54d3a28eb16ab
Timestamp:
Wednesday 2 November 2022 at 06:33:54 UTC
()
Proposer:
Authorizers:
Gas used:
47