How to solve this issue?

[Munim Lashari]

>> run_experiments
Initializing workspace ...
Checking for toolkit updates on GitHub.
Verifying native components ...
Loading sequences ...
Found
Error using json_decode/error_pos (line 197)
Outer level structure must be an object or an array : ... F<error> ...

Error in json_decode (line 30)
            error_pos('Outer level structure must be an object or an array');

Error in sequence_load (line 61)
        meta = json_decode(fileread(listing));

Error in workspace_load (line 146)
    sequences = sequence_load(sequences_directory,'list', get_global_variable('sequences', 'list.txt'));

Error in run_experiments (line 6)
[sequences, experiments] = workspace_load();