Flow price: --
d9f8b3372dad25f7d2226b6e0e3462777610b815f6e236c02b4b48518a7181e5

Transaction

Hash: d9f8b3372dad25f7d2226b6e0e3462777610b815f6e236c02b4b48518a7181e5
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> d9f8b3372dad25f7d2226b6e0e3462777610b815f6e236c02b4b48518a7181e5:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
d9f8b3372dad25f7d2226b6e0e3462777610b815f6e236c02b4b48518a7181e5
Status:
ERROR
Block height:
39908384
Block id:
9f708472a9598c84a7ced376932cf52a060163a2ac8eedcb9d7d4bf4a2438bee
Timestamp:
Saturday 29 October 2022 at 05:06:56 UTC
()
Proposer:
Authorizers:
Gas used:
46