fail when there is a destination

when destination directory is given, the program fails email: lx2 error

[11:09:10] {lx2:22} INFO - using mfql directory C:\Users\vvedensk\Desktop\Experiments\Spartans\sm_check [11:09:10] {lx2:23} INFO - using spectra directory C:\Users\vvedensk\Desktop\For_Olya\MFQL_all\MFQL_Olya\QS_LX_quant_neg_olya [11:09:10] {lx2:25} INFO - report file is C:\Users\vvedensk\Desktop\Experiments\Spartans\sm_check [11:09:10] {lx2_tools:24} INFO - found 0 mfqls [11:09:10] {lx2_tools:31} INFO - found 0 spectras Traceback (most recent call last): File "lx2_pack\lipidxplorer2\lx2.py", line 52, in report = makeReport(mfqls,results) File "C:\Users\vvedensk\lxpl2\lx2_standalone\lx2_pack\lipidxplorer2\lx2_tools\lx2_tools.py", line 103, in makeReport return pd.concat(reports, sort=False) File "C:\Users\vvedensk\lxpl2\lx2_standalone\lx2_pack\lib\site-packages\pandas\core\reshape\concat.py", line 255, in concat sort=sort, File "C:\Users\vvedensk\lxpl2\lx2_standalone\lx2_pack\lib\site-packages\pandas\core\reshape\concat.py", line 304, in init raise ValueError("No objects to concatenate") ValueError: No objects to concatenate