Flow price: --
a8f8019adde366a95f0405a8588a37a098ad71daac0153e908b79cbac8d57ea4

Transaction

Hash: a8f8019adde366a95f0405a8588a37a098ad71daac0153e908b79cbac8d57ea4
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> a8f8019adde366a95f0405a8588a37a098ad71daac0153e908b79cbac8d57ea4:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
a8f8019adde366a95f0405a8588a37a098ad71daac0153e908b79cbac8d57ea4
Status:
ERROR
Block height:
39977858
Block id:
1779d0faf8e1b888c347b439e10abaa45a4bf8f95d3bff7775425c5aa272399c
Timestamp:
Sunday 30 October 2022 at 08:54:24 UTC
()
Proposer:
Authorizers:
Gas used:
46