Flow price: --
68aa948d1ec28f453cc164a1887a2b8d7ee031163fe64e724148de273843f57d

Transaction

Hash: 68aa948d1ec28f453cc164a1887a2b8d7ee031163fe64e724148de273843f57d
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 68aa948d1ec28f453cc164a1887a2b8d7ee031163fe64e724148de273843f57d: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:
68aa948d1ec28f453cc164a1887a2b8d7ee031163fe64e724148de273843f57d
Status:
ERROR
Block height:
40143601
Block id:
86c8bc7cc197f16b7736081d00cf75fd1f3ba2fb79302d0fd32024240ab16d17
Timestamp:
Wednesday 2 November 2022 at 03:37:57 UTC
()
Proposer:
Authorizers:
Gas used:
45