Flow price: --
06bcd1d7f3cd0d6e9d59030b6a948d8614d2b5f2b50e66190ee81ae3f7b66d17

Transaction

Hash: 06bcd1d7f3cd0d6e9d59030b6a948d8614d2b5f2b50e66190ee81ae3f7b66d17
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 06bcd1d7f3cd0d6e9d59030b6a948d8614d2b5f2b50e66190ee81ae3f7b66d17:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
06bcd1d7f3cd0d6e9d59030b6a948d8614d2b5f2b50e66190ee81ae3f7b66d17
Status:
ERROR
Block height:
40083557
Block id:
1b0acfa89a41d67d5e155d6208551469555040eb6116b59531467de5e3b42529
Timestamp:
Tuesday 1 November 2022 at 03:13:57 UTC
()
Proposer:
Authorizers:
Gas used:
46