Flow price: --
779a77e8e51e0cd061de31def9bce399c0623da40b8a72ec46f00086e477f095

Transaction

Hash: 779a77e8e51e0cd061de31def9bce399c0623da40b8a72ec46f00086e477f095
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 779a77e8e51e0cd061de31def9bce399c0623da40b8a72ec46f00086e477f095:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
779a77e8e51e0cd061de31def9bce399c0623da40b8a72ec46f00086e477f095
Status:
ERROR
Block height:
40081936
Block id:
ca98b1960a3e0db55f7ac97081a141b72f9586af81fa6e037b930464635f24e9
Timestamp:
Tuesday 1 November 2022 at 02:34:57 UTC
()
Proposer:
Authorizers:
Gas used:
47