“(0) ERROR: Could not read the directory: ” (empty)

0000.002 (0) Free space on disk containing Updraft’s temporary directory: 53689.2 MB
0000.004 (0) Tasks: Backup files: 1 (schedule: unset) Backup DB: 0 (schedule: unset)
0000.007 (0) Requesting semaphore lock (f) (apparently not via scheduler)
0000.009 (0) Set semaphore last lock (f) time to 2020-01-22 17:16:42
0000.010 (0) Semaphore lock (f) complete
0000.013 (0) Backup run: resumption=0, nonce=e77d39b52602, file_nonce=e77d39b52602 begun at=1579713402 (0s ago), job type=backup
0000.015 (0) Scheduling a resumption (1) after 300 seconds (1579713702) in case this run gets aborted
0000.047 (0) Checking if we have a zip executable available
0000.048 (0) Testing: /usr/bin/zip
0000.059 (0) Output: zip warning: binziptest/test.zip not found or empty
0000.064 (0) Output: adding: binziptest/subdir1/ (in=0) (out=0) (stored 0%)
0000.065 (0) Output: adding: binziptest/subdir1/subdir2/ (in=0) (out=0) (stored 0%)
0000.066 (0) Output: adding: binziptest/subdir1/subdir2/test.html (in=131) (out=107) (deflated 18%)
0000.067 (0) Output: total bytes=131, compressed=107 -> 18% savings
0000.086 (0) Output: adding: binziptest/subdir1/subdir2/test2.html (in=138) (out=113) (deflated 18%)
0000.087 (0) Output: total bytes=269, compressed=220 -> 18% savings
0000.090 (0) Working binary zip found: /usr/bin/zip
0000.092 (0) Zip engine: found/will use a binary zip: /usr/bin/zip
0000.092 (0) Creation of backups of directories: beginning
0000.094 (0) No backup of plugins: excluded by user’s options
0000.095 (0) No backup of themes: excluded by user’s options
0000.096 (0) No backup of uploads: excluded by user’s options
0000.097 (0) Exclusion option setting (wpcore):
0000.098 (0) Looking for candidates to backup in:
0000.099 (0) ERROR: Could not read the directory:
0000.099 (0) An error condition has occurred for the first time during this job
0000.100 (0) No backup of WP core directories: there was nothing found to back up
0000.101 (0) No backup of others: excluded by user’s options
0000.102 (0) No backup of more: excluded by user’s options
0000.104 (0) Saving backup status to database (elements: 0)
0000.106 (0) No database backup (wp) – not part of this run
0000.108 (0) Saving backup history. Total backup size: 0 B
0000.111 (0) Resume backup (e77d39b52602, 0): finish run
0000.113 (0) There were no more files that needed uploading
0000.114 (0) Decremented the semaphore (f) by 1
0000.115 (0) Semaphore (f) unlocked
0000.116 (0) There were errors in the uploads, so the ‘resume’ event is remaining scheduled
0000.118 (0) No email will be sent – this backup set was empty.
0000.119 (0) The backup has not finished; a resumption is scheduled

settings:
https://i.imgur.com/shKiQTK.png

I just want to make backup of everything. eg my wordpress is installed in /mydomain.com folder and i want to backup whole folder including every file in every subdirectory

why i cant do that? i tried setting the files reading rights to 777 and didnt help