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Sorry to hear you’re facing problems 
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Or for longer, use three backticks above and below the code snippet:
longer
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Some or all of the below information will be requested if it isn’t supplied; for fastest response please provide as much as you can 
Nextcloud version (eg, 16.0.4):
Operating system and version (linux):
Apache or nginx version (2.4.39):
PHP version (5.6.40):
The issue you are facing:
I uploaded files to my cloud on my web site and some of them bigger than 150 MB and some are smaller (about 50 MB) , the upload process done successfully but when I try to download same files I couldn’t , the process start and go on till 50 % of download process and then restart .
I tried using nextcloud client and ADM but with same problem.
Is this the first time you’ve seen this error? (Yes):
Steps to replicate it:
The output of your Nextcloud log in Admin > Logging:
PASTE HERE
The output of your config.php file in /path/to/nextcloud (make sure you remove any identifiable information!):
PASTE HERE
|Error|PHP|You are using a fallback implementation of the intl extension. Installing the native one is highly recommended instead. at /home/abasahi/acl.anttamor.com/nextcloud/3rdparty/patchwork/utf8/src/Patchwork/Utf8/Bootup/intl.php#18||2019-08-22T21:33:31+0300|
|Error|PHP|You are using a fallback implementation of the intl extension. Installing the native one is highly recommended instead. at /home/abasahi/acl.anttamor.com/nextcloud/3rdparty/patchwork/utf8/src/Patchwork/Utf8/Bootup/intl.php#18||2019-08-22T21:33:30+0300|
|Error|PHP|You are using a fallback implementation of the intl extension. Installing the native one is highly recommended instead. at /home/abasahi/acl.anttamor.com/nextcloud/3rdparty/patchwork/utf8/src/Patchwork/Utf8/Bootup/intl.php#18||2019-08-22T21:33:29+0300|
|Error|PHP|You are using a fallback implementation of the intl extension. Installing the native one is highly recommended instead. at /home/abasahi/acl.anttamor.com/nextcloud/3rdparty/patchwork/utf8/src/Patchwork/Utf8/Bootup/intl.php#18||2019-08-22T21:33:29+0300|
|Error|PHP|You are using a fallback implementation of the intl extension. Installing the native one is highly recommended instead. at /home/abasahi/acl.anttamor.com/nextcloud/3rdparty/patchwork/utf8/src/Patchwork/Utf8/Bootup/intl.php#18||2019-08-22T21:33:28+0300|
|Error|PHP|You are using a fallback implementation of the intl extension. Installing the native one is highly recommended instead. at /home/abasahi/acl.anttamor.com/nextcloud/3rdparty/patchwork/utf8/src/Patchwork/Utf8/Bootup/intl.php#18||2019-08-22T21:33:27+0300|
|Error|PHP|You are using a fallback implementation of the intl extension. Installing the native one is highly recommended instead. at /home/abasahi/acl.anttamor.com/nextcloud/3rdparty/patchwork/utf8/src/Patchwork/Utf8/Bootup/intl.php#18||2019-08-22T21:33:26+0300|
|Error|PHP|You are using a fallback implementation of the intl extension. Installing the native one is highly recommended instead. at /home/abasahi/acl.anttamor.com/nextcloud/3rdparty/patchwork/utf8/src/Patchwork/Utf8/Bootup/intl.php#18||2019-08-22T21:33:26+0300|
|Error|PHP|You are using a fallback implementation of the intl extension. Installing the native one is highly recommended instead. at /home/abasahi/acl.anttamor.com/nextcloud/3rdparty/patchwork/utf8/src/Patchwork/Utf8/Bootup/intl.php#18||2019-08-22T21:33:25+0300|
|Error|PHP|You are using a fallback implementation of the intl extension. Installing the native one is highly recommended instead. at /home/abasahi/acl.anttamor.com/nextcloud/3rdparty/patchwork/utf8/src/Patchwork/Utf8/Bootup/intl.php#18||2019-08-22T21:33:24+0300|
|Error|PHP|You are using a fallback implementation of the intl extension. Installing the native one is highly recommended instead. at /home/abasahi/acl.anttamor.com/nextcloud/3rdparty/patchwork/utf8/src/Patchwork/Utf8/Bootup/intl.php#18||2019-08-22T21:33:24+0300|
|Error|PHP|You are using a fallback implementation of the intl extension. Installing the native one is highly recommended instead. at /home/abasahi/acl.anttamor.com/nextcloud/3rdparty/patchwork/utf8/src/Patchwork/Utf8/Bootup/intl.php#18||2019-08-22T21:33:23+0300|
|Error|PHP|You are using a fallback implementation of the intl extension. Installing the native one is highly recommended instead. at /home/abasahi/acl.anttamor.com/nextcloud/3rdparty/patchwork/utf8/src/Patchwork/Utf8/Bootup/intl.php#18||2019-08-22T21:33:22+0300|
|Error|PHP|You are using a fallback implementation of the intl extension. Installing the native one is highly recommended instead. at /home/abasahi/acl.anttamor.com/nextcloud/3rdparty/patchwork/utf8/src/Patchwork/Utf8/Bootup/intl.php#18||2019-08-22T21:33:22+0300|
|Error|PHP|You are using a fallback implementation of the intl extension. Installing the native one is highly recommended instead. at /home/abasahi/acl.anttamor.com/nextcloud/3rdparty/patchwork/utf8/src/Patchwork/Utf8/Bootup/intl.php#18||2019-08-22T21:33:21+0300|
|Error|PHP|You are using a fallback implementation of the intl extension. Installing the native one is highly recommended instead. at /home/abasahi/acl.anttamor.com/nextcloud/3rdparty/patchwork/utf8/src/Patchwork/Utf8/Bootup/intl.php#18||2019-08-22T21:33:21+0300|
|Error|PHP|You are using a fallback implementation of the intl extension. Installing the native one is highly recommended instead. at /home/abasahi/acl.anttamor.com/nextcloud/3rdparty/patchwork/utf8/src/Patchwork/Utf8/Bootup/intl.php#18||2019-08-22T21:33:19+0300|
|Error|PHP|You are using a fallback implementation of the intl extension. Installing the native one is highly recommended instead. at /home/abasahi/acl.anttamor.com/nextcloud/3rdparty/patchwork/utf8/src/Patchwork/Utf8/Bootup/intl.php#18||2019-08-22T21:33:18+0300|
|Error|PHP|You are using a fallback implementation of the intl extension. Installing the native one is highly recommended instead. at /home/abasahi/acl.anttamor.com/nextcloud/3rdparty/patchwork/utf8/src/Patchwork/Utf8/Bootup/intl.php#18||2019-08-22T21:33:17+0300|
|Error|PHP|You are using a fallback implementation of the intl extension. Installing the native one is highly recommended instead. at /home/abasahi/acl.anttamor.com/nextcloud/3rdparty/patchwork/utf8/src/Patchwork/Utf8/Bootup/intl.php#18||2019-08-22T21:33:17+0300|
|Error|PHP|You are using a fallback implementation of the intl extension. Installing the native one is highly recommended instead. at /home/abasahi/acl.anttamor.com/nextcloud/3rdparty/patchwork/utf8/src/Patchwork/Utf8/Bootup/intl.php#18||2019-08-22T21:33:16+0300|
|Error|PHP|You are using a fallback implementation of the intl extension. Installing the native one is highly recommended instead. at /home/abasahi/acl.anttamor.com/nextcloud/3rdparty/patchwork/utf8/src/Patchwork/Utf8/Bootup/intl.php#18||2019-08-22T21:33:15+0300|
|Error|PHP|You are using a fallback implementation of the intl extension. Installing the native one is highly recommended instead. at /home/abasahi/acl.anttamor.com/nextcloud/3rdparty/patchwork/utf8/src/Patchwork/Utf8/Bootup/intl.php#18||2019-08-22T21:33:14+0300|
|Error|PHP|You are using a fallback implementation of the intl extension. Installing the native one is highly recommended instead. at /home/abasahi/acl.anttamor.com/nextcloud/3rdparty/patchwork/utf8/src/Patchwork/Utf8/Bootup/intl.php#18||2019-08-22T21:33:14+0300|
|Error|PHP|You are using a fallback implementation of the intl extension. Installing the native one is highly recommended instead. at /home/abasahi/acl.anttamor.com/nextcloud/3rdparty/patchwork/utf8/src/Patchwork/Utf8/Bootup/intl.php#18||2019-08-22T21:33:13+0300|
The output of your Apache/nginx/system log in /var/log/____:
PASTE HERE