Flow price: --
1e1ba163e5c3ee773eeee5fda3f2a6c6e78c8831028df6ec4b49adccfd3fa859

Transaction

Hash: 1e1ba163e5c3ee773eeee5fda3f2a6c6e78c8831028df6ec4b49adccfd3fa859
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 1e1ba163e5c3ee773eeee5fda3f2a6c6e78c8831028df6ec4b49adccfd3fa859:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
1e1ba163e5c3ee773eeee5fda3f2a6c6e78c8831028df6ec4b49adccfd3fa859
Status:
ERROR
Block height:
40056635
Block id:
193ff54c752f47477f00a4a7f7beeb052e2be117536b37a5200399bd72a6b725
Timestamp:
Monday 31 October 2022 at 16:27:46 UTC
()
Proposer:
Authorizers:
Gas used:
47