Flow price: --
2c237a365f2a0348668fb51c73ab3e8ecc80da91f970e51176921f0d69e45411

Transaction

Hash: 2c237a365f2a0348668fb51c73ab3e8ecc80da91f970e51176921f0d69e45411
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 2c237a365f2a0348668fb51c73ab3e8ecc80da91f970e51176921f0d69e45411:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
2c237a365f2a0348668fb51c73ab3e8ecc80da91f970e51176921f0d69e45411
Status:
ERROR
Block height:
40113069
Block id:
077f3fbde449fec8bf95e99405b57b4e19e9e9cd93e6f94dc791f250ba0f32b3
Timestamp:
Tuesday 1 November 2022 at 15:12:15 UTC
()
Proposer:
Authorizers:
Gas used:
46