Flow price: --
61afc0278b86491e54784680aa0f6a4934eee1d26d852772e5b94be68cdeebc7

Transaction

Hash: 61afc0278b86491e54784680aa0f6a4934eee1d26d852772e5b94be68cdeebc7
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 61afc0278b86491e54784680aa0f6a4934eee1d26d852772e5b94be68cdeebc7:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
61afc0278b86491e54784680aa0f6a4934eee1d26d852772e5b94be68cdeebc7
Status:
ERROR
Block height:
39998528
Block id:
fe1161faa25957d8dd1b2547c321d98fe8d1fc602ee6daea1d056fac6538f95f
Timestamp:
Sunday 30 October 2022 at 17:10:32 UTC
()
Proposer:
Authorizers:
Gas used:
50