Flow price: --
ad0f63f298ee2099ce6e42fef7660d2be2d6b86f9f0fe1a8c55b3247eb34a783

Transaction

Hash: ad0f63f298ee2099ce6e42fef7660d2be2d6b86f9f0fe1a8c55b3247eb34a783
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> ad0f63f298ee2099ce6e42fef7660d2be2d6b86f9f0fe1a8c55b3247eb34a783:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
ad0f63f298ee2099ce6e42fef7660d2be2d6b86f9f0fe1a8c55b3247eb34a783
Status:
ERROR
Block height:
40119686
Block id:
9c2e7d0aab29240eb44c4bd98a9ee90940aedce523348036395bf8570ef4b61c
Timestamp:
Tuesday 1 November 2022 at 17:53:39 UTC
()
Proposer:
Authorizers:
Gas used:
50