Flow price: --
943e340775ea1ac83b609a707c5fb73790b5e59413f1aca042f712e2c8be37ca

Transaction

Hash: 943e340775ea1ac83b609a707c5fb73790b5e59413f1aca042f712e2c8be37ca
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 943e340775ea1ac83b609a707c5fb73790b5e59413f1aca042f712e2c8be37ca: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:
943e340775ea1ac83b609a707c5fb73790b5e59413f1aca042f712e2c8be37ca
Status:
ERROR
Block height:
40142762
Block id:
3d3bbeeaa63d041093b611bb08cb3cb6badc68288b68a2db79c7be2367434655
Timestamp:
Wednesday 2 November 2022 at 03:17:31 UTC
()
Proposer:
Authorizers:
Gas used:
48