Flow price: --
e75dadad997d5fd3fefc96b2a3344b1bb86d8b3ff66e10d73ea7cf8a0e807c30

Transaction

Hash: e75dadad997d5fd3fefc96b2a3344b1bb86d8b3ff66e10d73ea7cf8a0e807c30
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> e75dadad997d5fd3fefc96b2a3344b1bb86d8b3ff66e10d73ea7cf8a0e807c30:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
e75dadad997d5fd3fefc96b2a3344b1bb86d8b3ff66e10d73ea7cf8a0e807c30
Status:
ERROR
Block height:
39870506
Block id:
d410b15a16b708c21dbab18bbcd2f6adc6413e4d4f6386d187178ea049cb4aa9
Timestamp:
Friday 28 October 2022 at 14:01:48 UTC
()
Proposer:
Authorizers:
Gas used:
49