Flow price: --
c8c6ea326c67b20c233562898c20158b548e10acabc213ba0b894efdd1b17d91

Transaction

Hash: c8c6ea326c67b20c233562898c20158b548e10acabc213ba0b894efdd1b17d91
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> c8c6ea326c67b20c233562898c20158b548e10acabc213ba0b894efdd1b17d91:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
c8c6ea326c67b20c233562898c20158b548e10acabc213ba0b894efdd1b17d91
Status:
ERROR
Block height:
40154187
Block id:
7b8bf75d15dc7878321cb34e7600b1fb5f7f2a97ae41e100ab52d4cecde0530e
Timestamp:
Wednesday 2 November 2022 at 07:56:45 UTC
()
Proposer:
Authorizers:
Gas used:
51