Flow price: --
5512d228685152ba51b6de23e3f85cf241d84c47d228ad6d61f5e4e0f40b4df3

Transaction

Hash: 5512d228685152ba51b6de23e3f85cf241d84c47d228ad6d61f5e4e0f40b4df3
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 5512d228685152ba51b6de23e3f85cf241d84c47d228ad6d61f5e4e0f40b4df3:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
5512d228685152ba51b6de23e3f85cf241d84c47d228ad6d61f5e4e0f40b4df3
Status:
ERROR
Block height:
39739243
Block id:
5538d5ed989fe6268680b0d6a43560df180b7e94a9cca5000313defb601c3187
Timestamp:
Wednesday 26 October 2022 at 09:06:45 UTC
()
Proposer:
Authorizers:
Gas used:
49