Flow price: --
c7bd991ed262f4b04424c72fcb57d01d7a8fc44bd0255db3b0e3ac6b3179dfb3

Transaction

Hash: c7bd991ed262f4b04424c72fcb57d01d7a8fc44bd0255db3b0e3ac6b3179dfb3
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> c7bd991ed262f4b04424c72fcb57d01d7a8fc44bd0255db3b0e3ac6b3179dfb3:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
c7bd991ed262f4b04424c72fcb57d01d7a8fc44bd0255db3b0e3ac6b3179dfb3
Status:
ERROR
Block height:
39784347
Block id:
3a5d8a9492f8801e3d6e532e9a0110edc6c764d702cb4446b553e73a7c5fb628
Timestamp:
Thursday 27 October 2022 at 03:17:10 UTC
()
Proposer:
Authorizers:
Gas used:
49