Flow price: --
d5ee9541b3c285bf4850930ede5705a506c3d620ecb5e01c9a8ccf3edb81a0ee

Transaction

Hash: d5ee9541b3c285bf4850930ede5705a506c3d620ecb5e01c9a8ccf3edb81a0ee
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> d5ee9541b3c285bf4850930ede5705a506c3d620ecb5e01c9a8ccf3edb81a0ee: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:
d5ee9541b3c285bf4850930ede5705a506c3d620ecb5e01c9a8ccf3edb81a0ee
Status:
ERROR
Block height:
40097732
Block id:
171b2d24fc10752f20b8125c70a917b79686d5cabc1e734e36e206653f1661a1
Timestamp:
Tuesday 1 November 2022 at 09:00:09 UTC
()
Proposer:
Authorizers:
Gas used:
48