Flow price: --
6146031dec211be046b3f94d52630599afa53d3b3210b9b77b8f7a674090ad20

Transaction

Hash: 6146031dec211be046b3f94d52630599afa53d3b3210b9b77b8f7a674090ad20
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 6146031dec211be046b3f94d52630599afa53d3b3210b9b77b8f7a674090ad20:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
6146031dec211be046b3f94d52630599afa53d3b3210b9b77b8f7a674090ad20
Status:
ERROR
Block height:
39746657
Block id:
29649839fce61f01779c17c5e3263740abd5dc74a7aaa98bb342cf44dbafb084
Timestamp:
Wednesday 26 October 2022 at 12:06:56 UTC
()
Proposer:
Authorizers:
Gas used:
46