Flow price: --
226e043aa089bd1b222f55bd80f5c67985a6c8a95a1b21993481c55d3000c387

Transaction

Hash: 226e043aa089bd1b222f55bd80f5c67985a6c8a95a1b21993481c55d3000c387
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 226e043aa089bd1b222f55bd80f5c67985a6c8a95a1b21993481c55d3000c387:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
226e043aa089bd1b222f55bd80f5c67985a6c8a95a1b21993481c55d3000c387
Status:
ERROR
Block height:
39905156
Block id:
d24555efc371e1e1b0058707f1ab331b8a9a97620269a3841deef81eb588d249
Timestamp:
Saturday 29 October 2022 at 03:49:47 UTC
()
Proposer:
Authorizers:
Gas used:
45