Flow price: --
15dc0e1d5a8b56b1bd0104d77945153764a1775a00f94183e3225453e0117c0b

Transaction

Hash: 15dc0e1d5a8b56b1bd0104d77945153764a1775a00f94183e3225453e0117c0b
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 15dc0e1d5a8b56b1bd0104d77945153764a1775a00f94183e3225453e0117c0b: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:
15dc0e1d5a8b56b1bd0104d77945153764a1775a00f94183e3225453e0117c0b
Status:
ERROR
Block height:
40085472
Block id:
350709137ea311cf09678cdd8a6bfdb47e26d329596f27a036add7a99396e445
Timestamp:
Tuesday 1 November 2022 at 04:00:57 UTC
()
Proposer:
Authorizers:
Gas used:
48