Flow price: --
bcb06c3a18ccb869680fa92ff7be71e2be37c8f3ccf4925237b53ccf6040da5e

Transaction

Hash: bcb06c3a18ccb869680fa92ff7be71e2be37c8f3ccf4925237b53ccf6040da5e
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> bcb06c3a18ccb869680fa92ff7be71e2be37c8f3ccf4925237b53ccf6040da5e: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:
bcb06c3a18ccb869680fa92ff7be71e2be37c8f3ccf4925237b53ccf6040da5e
Status:
ERROR
Block height:
39863228
Block id:
3f98d8f3de8e8054365c29ad8d2cb36ab12537567eae14dda05d34611516bc19
Timestamp:
Friday 28 October 2022 at 11:06:34 UTC
()
Proposer:
Authorizers:
Gas used:
65