Flow price: --
c448b799cdda7cd51beb8bee802ccb30b5e1c40919364914b845ef7b11631638

Transaction

Hash: c448b799cdda7cd51beb8bee802ccb30b5e1c40919364914b845ef7b11631638
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> c448b799cdda7cd51beb8bee802ccb30b5e1c40919364914b845ef7b11631638:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
c448b799cdda7cd51beb8bee802ccb30b5e1c40919364914b845ef7b11631638
Status:
ERROR
Block height:
39802897
Block id:
7fd23fb59a5f527d6bf3ddd6e43446ee71d330f92a4cb2b07a0935363b0af218
Timestamp:
Thursday 27 October 2022 at 10:44:47 UTC
()
Proposer:
Authorizers:
Gas used:
48