Flow price: --
acb5b149ca3e1937d2a445945a3fa8002fd14e86b7a6ad1c1f474957df0325de

Transaction

Hash: acb5b149ca3e1937d2a445945a3fa8002fd14e86b7a6ad1c1f474957df0325de
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> acb5b149ca3e1937d2a445945a3fa8002fd14e86b7a6ad1c1f474957df0325de: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:
acb5b149ca3e1937d2a445945a3fa8002fd14e86b7a6ad1c1f474957df0325de
Status:
ERROR
Block height:
39910958
Block id:
a549e49bb00b2c5c175e553387325972646682a443ec01cfc46cdb150d60818c
Timestamp:
Saturday 29 October 2022 at 06:09:01 UTC
()
Proposer:
Authorizers:
Gas used:
48