Flow price: --
4c5d446f2123aaa7e3ed6a2e3fbc7bec20af971279b6c085cdb7b43fd3f611cd

Transaction

Hash: 4c5d446f2123aaa7e3ed6a2e3fbc7bec20af971279b6c085cdb7b43fd3f611cd
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 4c5d446f2123aaa7e3ed6a2e3fbc7bec20af971279b6c085cdb7b43fd3f611cd: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:
4c5d446f2123aaa7e3ed6a2e3fbc7bec20af971279b6c085cdb7b43fd3f611cd
Status:
ERROR
Block height:
40045066
Block id:
56d038551738029ff7c3fc0ea65b9bada5a7136efeb701662b7be08aa378ea93
Timestamp:
Monday 31 October 2022 at 11:46:38 UTC
()
Proposer:
Authorizers:
Gas used:
47