Flow price: --
e8eb16fc70c4421ca04db0a82aa988f3811a7d68b896e70b2af791cf23ea2083

Transaction

Hash: e8eb16fc70c4421ca04db0a82aa988f3811a7d68b896e70b2af791cf23ea2083
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> e8eb16fc70c4421ca04db0a82aa988f3811a7d68b896e70b2af791cf23ea2083:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
e8eb16fc70c4421ca04db0a82aa988f3811a7d68b896e70b2af791cf23ea2083
Status:
ERROR
Block height:
39854328
Block id:
a9e2a7462d203a6510f4590f622bf61337e2ebba6e3488ef9a510d4d490a1361
Timestamp:
Friday 28 October 2022 at 07:31:50 UTC
()
Proposer:
Authorizers:
Gas used:
48