Flow price: --
42e4c05951fc597f06ed6465735dc500f9adfb4518fea7261ec73f35aed6efea

Transaction

Hash: 42e4c05951fc597f06ed6465735dc500f9adfb4518fea7261ec73f35aed6efea
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 42e4c05951fc597f06ed6465735dc500f9adfb4518fea7261ec73f35aed6efea: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:
42e4c05951fc597f06ed6465735dc500f9adfb4518fea7261ec73f35aed6efea
Status:
ERROR
Block height:
40126469
Block id:
96348e636bce7ba73ddfdf49529290b609f0668182fd66150ccfbb15519ecc5a
Timestamp:
Tuesday 1 November 2022 at 20:39:12 UTC
()
Proposer:
Authorizers:
Gas used:
50