Flow price: --
71168934e9f10d918b02b0b932d38fb654673b94a79c2f7557df29fcc35d6924

Transaction

Hash: 71168934e9f10d918b02b0b932d38fb654673b94a79c2f7557df29fcc35d6924
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 71168934e9f10d918b02b0b932d38fb654673b94a79c2f7557df29fcc35d6924:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
71168934e9f10d918b02b0b932d38fb654673b94a79c2f7557df29fcc35d6924
Status:
ERROR
Block height:
39881929
Block id:
065094cfdc380e8c73c2b2c156ffb5713462a4458648aa9f9d0fff8ea1ab3494
Timestamp:
Friday 28 October 2022 at 18:36:01 UTC
()
Proposer:
Authorizers:
Gas used:
47