Flow price: --
c64844d419ac678b8a9ba592019f65df3fa4da5a60e8e9240c30db6f0034376f

Transaction

Hash: c64844d419ac678b8a9ba592019f65df3fa4da5a60e8e9240c30db6f0034376f
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> c64844d419ac678b8a9ba592019f65df3fa4da5a60e8e9240c30db6f0034376f: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:
c64844d419ac678b8a9ba592019f65df3fa4da5a60e8e9240c30db6f0034376f
Status:
ERROR
Block height:
39805923
Block id:
3e735f387146ea160ea78e6ade524993d4bc26209193ddb12dff671566319824
Timestamp:
Thursday 27 October 2022 at 11:58:34 UTC
()
Proposer:
Authorizers:
Gas used:
46