Flow price: --
3703b3739d43a9257d63bece9011bb26a2f74578c6433924e6f0c8da6c5bf6b2

Transaction

Hash: 3703b3739d43a9257d63bece9011bb26a2f74578c6433924e6f0c8da6c5bf6b2
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 3703b3739d43a9257d63bece9011bb26a2f74578c6433924e6f0c8da6c5bf6b2:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
3703b3739d43a9257d63bece9011bb26a2f74578c6433924e6f0c8da6c5bf6b2
Status:
ERROR
Block height:
39918563
Block id:
502bcfb667aed49e2fb4c44f10d2ede648d690b949a27ab008ba5888db725781
Timestamp:
Saturday 29 October 2022 at 09:12:16 UTC
()
Proposer:
Authorizers:
Gas used:
49