Flow price: --
b96a9f7b81c7ea709b35849906cb0470b038465637ee70e1abeaac666c1a4059

Transaction

Hash: b96a9f7b81c7ea709b35849906cb0470b038465637ee70e1abeaac666c1a4059
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> b96a9f7b81c7ea709b35849906cb0470b038465637ee70e1abeaac666c1a4059:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
b96a9f7b81c7ea709b35849906cb0470b038465637ee70e1abeaac666c1a4059
Status:
ERROR
Block height:
39789568
Block id:
73a20325ec115fb981482fb8c7285289e781d4ead08ede7c90afe77fa46c3574
Timestamp:
Thursday 27 October 2022 at 05:22:56 UTC
()
Proposer:
Authorizers:
Gas used:
47