Flow price: --
f6dac98525c085a7591edb6c509f682aa785a5d5883fc304cf77cb21c48ec9a2

Transaction

Hash: f6dac98525c085a7591edb6c509f682aa785a5d5883fc304cf77cb21c48ec9a2
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> f6dac98525c085a7591edb6c509f682aa785a5d5883fc304cf77cb21c48ec9a2:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
f6dac98525c085a7591edb6c509f682aa785a5d5883fc304cf77cb21c48ec9a2
Status:
ERROR
Block height:
39940007
Block id:
a4d42a8b1cc184a72d80fcf1ed73120aac742fbeda3a0cb933d54f2db3343def
Timestamp:
Saturday 29 October 2022 at 17:52:07 UTC
()
Proposer:
Authorizers:
Gas used:
46