Flow price: --
1ac5856d57ec967c7b56d9a4be69fbaac030651408317341b05c6d0c2f90129c

Transaction

Hash: 1ac5856d57ec967c7b56d9a4be69fbaac030651408317341b05c6d0c2f90129c
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 1ac5856d57ec967c7b56d9a4be69fbaac030651408317341b05c6d0c2f90129c: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:
1ac5856d57ec967c7b56d9a4be69fbaac030651408317341b05c6d0c2f90129c
Status:
ERROR
Block height:
40141142
Block id:
d5fe67a50495ac637b1ba0d734ec93858ef4d689e8053a68ce69550e2e8fad27
Timestamp:
Wednesday 2 November 2022 at 02:38:42 UTC
()
Proposer:
Authorizers:
Gas used:
52