Flow price: --
29e719dba653ccffb6629fa38490a72d2e71b09239b596e2f8f935fb794f3b3f

Transaction

Hash: 29e719dba653ccffb6629fa38490a72d2e71b09239b596e2f8f935fb794f3b3f
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 29e719dba653ccffb6629fa38490a72d2e71b09239b596e2f8f935fb794f3b3f: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:
29e719dba653ccffb6629fa38490a72d2e71b09239b596e2f8f935fb794f3b3f
Status:
ERROR
Block height:
39871723
Block id:
b123a0ec970dbbc3022ff45c6b3dcd84fb99a189d19adebcd73db5fac162b3a6
Timestamp:
Friday 28 October 2022 at 14:31:24 UTC
()
Proposer:
Authorizers:
Gas used:
50