Flow price: --
65df6a1c67aeca0d10ca28ba9b2ad00c22762fe810c3e7779c03b2062af33fe8

Transaction

Hash: 65df6a1c67aeca0d10ca28ba9b2ad00c22762fe810c3e7779c03b2062af33fe8
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 65df6a1c67aeca0d10ca28ba9b2ad00c22762fe810c3e7779c03b2062af33fe8:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
65df6a1c67aeca0d10ca28ba9b2ad00c22762fe810c3e7779c03b2062af33fe8
Status:
ERROR
Block height:
40109673
Block id:
6578a8d9d9a531e328b3ff9d1b53990fa248de48e43fa1f9c13caf6de111e1b8
Timestamp:
Tuesday 1 November 2022 at 13:49:44 UTC
()
Proposer:
Authorizers:
Gas used:
48