Flow price: --
3ce17f601f5164cdf0605a72dc2fa85a7cec8fb9ac6fe1b315690154ce5ae498

Transaction

Hash: 3ce17f601f5164cdf0605a72dc2fa85a7cec8fb9ac6fe1b315690154ce5ae498
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 3ce17f601f5164cdf0605a72dc2fa85a7cec8fb9ac6fe1b315690154ce5ae498:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
3ce17f601f5164cdf0605a72dc2fa85a7cec8fb9ac6fe1b315690154ce5ae498
Status:
ERROR
Block height:
39857119
Block id:
b94901415f16b26b77359c56364f726f6fbef0adde1aaf22a5ebafe5331958bc
Timestamp:
Friday 28 October 2022 at 08:39:26 UTC
()
Proposer:
Authorizers:
Gas used:
49