Flow price: --
7662df0a8950c8d7bf579dc4048c0d4c23685315f89d1f70f9f3695b6eafe745

Transaction

Hash: 7662df0a8950c8d7bf579dc4048c0d4c23685315f89d1f70f9f3695b6eafe745
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 7662df0a8950c8d7bf579dc4048c0d4c23685315f89d1f70f9f3695b6eafe745:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
7662df0a8950c8d7bf579dc4048c0d4c23685315f89d1f70f9f3695b6eafe745
Status:
ERROR
Block height:
39880642
Block id:
7bcf033a8bae8c601be357973f2c63c97ba8693944068c548a4bf198b555ba56
Timestamp:
Friday 28 October 2022 at 18:05:12 UTC
()
Proposer:
Authorizers:
Gas used:
47