Hello I’ve the same problem I can’t create a package because the message is Host Build Interrupt (This server cannot complete the build due to host setup constraints).
The log message is
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DUPLICATOR-LITE PACKAGE-LOG: 25 March 2019 9:01
NOTICE: Do NOT post to public sites or forums
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VERSION: 1.3.10
WORDPRESS: 4.9.8
PHP INFO: 5.6.39 | SAPI: fpm-fcgi
SERVER: Apache/2.2.34 (Unix) mod_fastcgi/mod_fastcgi-SNAP-0910052141
PHP TIME LIMIT: (0) no time limit imposed
PHP MAX MEMORY: 4294967296 (128M default)
MEMORY STACK: 19.75MB
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DATABASE:
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BUILD MODE: MYSQLDUMP
MYSQLTIMEOUT: 5000
MYSQLDUMP: Is Supported
SQL CREATED: 20190321_custom20_f284a9e9074e4e6e7463_20190325090050_database.sql
SQL FILE SIZE: 310B (310)
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DUPLICATOR ERROR
Please try again! If the error persists see the Duplicator ‘Help’ menu.
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MESSAGE:
SQL file size too low.
DETAILS:
File does not look complete. Check permission on file and parent directory at [/volume3/web/wordpress/wp-snapshots/tmp/20190321_custom20_f284a9e9074e4e6e7463_20190325090050_database.sql]
TRACE:
1. class.pack.database.php : Error (216)
2. class.pack.php : build (1050)
3. ctrl.package.php : runZipBuild (75)
4. : duplicator_package_build ()
5. class-wp-hook.php : call_user_func_array (286)
6. class-wp-hook.php : apply_filters (310)
7. plugin.php : do_action (453)
8. admin-ajax.php : do_action (100)
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Thank you