Flow price: --
e742583d5566bfbb331b78e6ffae65dfd44b47a91234a4009e3a7649ea923e82

Transaction

Hash: e742583d5566bfbb331b78e6ffae65dfd44b47a91234a4009e3a7649ea923e82
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> e742583d5566bfbb331b78e6ffae65dfd44b47a91234a4009e3a7649ea923e82:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
e742583d5566bfbb331b78e6ffae65dfd44b47a91234a4009e3a7649ea923e82
Status:
ERROR
Block height:
39738136
Block id:
e1a336d44dcaf2d9a0aeebd1e2e6df2980ba2a69a22ef15618bb94ad10351aa3
Timestamp:
Wednesday 26 October 2022 at 08:39:43 UTC
()
Proposer:
Authorizers:
Gas used:
46