Flow price: --
63cb90c1d70c4f189ade6391a07abe9a2c18ae40ca7a6b8af3765a5fe1d2dd68

Transaction

Hash: 63cb90c1d70c4f189ade6391a07abe9a2c18ae40ca7a6b8af3765a5fe1d2dd68
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 63cb90c1d70c4f189ade6391a07abe9a2c18ae40ca7a6b8af3765a5fe1d2dd68:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
63cb90c1d70c4f189ade6391a07abe9a2c18ae40ca7a6b8af3765a5fe1d2dd68
Status:
ERROR
Block height:
39803616
Block id:
d0b393af73c190b33b4ec77c59229f8fc7aeb3ca4e9c1299794ad98dbe4e15bc
Timestamp:
Thursday 27 October 2022 at 11:01:58 UTC
()
Proposer:
Authorizers:
Gas used:
47