Flow price: --
c75b8a982cea13468f04376d8d5007c1d47aa69d0e35983d8e2c50167c159573

Transaction

Hash: c75b8a982cea13468f04376d8d5007c1d47aa69d0e35983d8e2c50167c159573
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> c75b8a982cea13468f04376d8d5007c1d47aa69d0e35983d8e2c50167c159573:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
c75b8a982cea13468f04376d8d5007c1d47aa69d0e35983d8e2c50167c159573
Status:
ERROR
Block height:
39971997
Block id:
f107294049f28b7483cf06cd11615d1d9f2ee43cc3312a00e2b06f9002826a21
Timestamp:
Sunday 30 October 2022 at 06:33:43 UTC
()
Proposer:
Authorizers:
Gas used:
46