--- a/src/jdk.jpackage/share/classes/jdk/jpackage/internal/resources/MainResources.properties	Mon Feb 04 15:00:29 2019 -0500
+++ b/src/jdk.jpackage/share/classes/jdk/jpackage/internal/resources/MainResources.properties	Wed Feb 06 09:00:28 2019 -0500
@@ -91,8 +91,8 @@
 param.version.default=1.0
 param.verbose.name=Verbose
 param.verbose.description=Flag to print out more information and saves configuration files for bundlers.
-param.force.name=Force
-param.force.description=Flag to allow removal of existing Build Root contents
+param.force.name=Overwrite
+param.force.description=Flag to allow removal of existing application output directory
 param.resource-dir.name=Resource Dir
 param.resource-dir.description=The directory to look for bundler specific resources.
 param.secondary-launchers.name=Secondary Launchers
@@ -137,7 +137,7 @@
 
 error.cannot-create-output-dir=Output directory {0} cannot be created.
 error.cannot-write-to-output-dir=Output directory {0} is not writable.
-error.root-exists-without-force=Error: Output root directory {0} already exists and --force is not specified"
+error.root-exists-without-force=Error: Application output directory {0} already exists and --overwrite is not specified"
 error.no-application-class=Main application class is missing.
 error.no-application-class.advice=Please specify main application class.
 error.no-main-module=Main application module is missing.
@@ -152,6 +152,7 @@
 warning.module.does.not.exist=Module {0} does not exist.
 warning.no.jdk.modules.found=Warning: No JDK Modules found.
 warning.unsupported.option=Warning: Option [{0}] is not supported in {1} mode on this platform.
+warning.missing.arg.file=Warning: Missing argument file: {0}
 
 MSG_BundlerFailed=Error: Bundler "{1}" ({0}) failed to produce a bundle.
 MSG_BundlerPlatformException=Bundler {0} skipped because the bundler does not support bundling on this platform.
@@ -163,11 +164,11 @@
 MSG_BundlerFailed=Error: Bundler "{1}" ({0}) failed to produce a bundle.
 
 
-
+ERR_MissingMode=Error: Mode is not specified
 ERR_MissingArgument=Error: Missing argument: {0}
 ERR_MissingAppResources=Error: No application jars found
 ERR_AppImageNotExist=Error: App image directory "{0}" does not exist
-ERR_AppImageInvalid=Error: App image directory "{0}" is invalid and does not contain "app" and/or "runtime" sub-directories
+ERR_AppImageInvalid=Error: App image directory "{0}" does not contain "app" sub-directory
 ERR_NoSecondaryLauncherName=Error: Secondary Launchers require a name parameter.
 ERR_NoUniqueName=Error: Secondary Launchers require a unique name parameter.
 ERR_NoJreInstallerName=Error: Jre Installers require a name parameter.