Flow price: --
21455dcad48743ecefde6bc9702b4771fba9bab9e85d0c97c016e8df1d2da966

Transaction

Hash: 21455dcad48743ecefde6bc9702b4771fba9bab9e85d0c97c016e8df1d2da966
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 21455dcad48743ecefde6bc9702b4771fba9bab9e85d0c97c016e8df1d2da966:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
21455dcad48743ecefde6bc9702b4771fba9bab9e85d0c97c016e8df1d2da966
Status:
ERROR
Block height:
40022584
Block id:
26516f74fd2c5ce57e17d6fefeab80b52dfdd31ce1a123b2e795592b1a5c7a40
Timestamp:
Monday 31 October 2022 at 02:43:52 UTC
()
Proposer:
Authorizers:
Gas used:
47