Flow price: --
c7f7ca0a31c7d5f55b11cd506475eaa2555250f3d32225a6010da90c5dfe76c5

Transaction

Hash: c7f7ca0a31c7d5f55b11cd506475eaa2555250f3d32225a6010da90c5dfe76c5
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> c7f7ca0a31c7d5f55b11cd506475eaa2555250f3d32225a6010da90c5dfe76c5:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
c7f7ca0a31c7d5f55b11cd506475eaa2555250f3d32225a6010da90c5dfe76c5
Status:
ERROR
Block height:
40045574
Block id:
9507d56dc8cef787f1fc2e639bf9ff42a5d97dec5df3495f96a21c305a50abe4
Timestamp:
Monday 31 October 2022 at 11:59:16 UTC
()
Proposer:
Authorizers:
Gas used:
47