JavaScriptExample
diff --git a/‎lib/WebpackOptionsValidationError.js‎
Lines changed: 6 additions & 1 deletion b/‎lib/WebpackOptionsValidationError.js‎
Lines changed: 6 additions & 1 deletion
diff --git a/‎test/Validation.test.js‎
Lines changed: 1 addition & 0 deletions b/‎test/Validation.test.js‎
Lines changed: 1 addition & 0 deletions
@@ -181,7 +181,12 @@ class WebpackOptionsValidationError extends Error {
 			else
 				return `${dataPath} ${err.message}`;
 		} else if(err.keyword === "absolutePath") {
-			return `${dataPath}: ${err.message}`;
+			const baseMessage = `${dataPath}: ${err.message}`;
+			if(dataPath === "configuration.output.filename") {
+				return `${baseMessage}\n` +
+					"Please use output.path to specify absolute path and output.filename for the file name.";
+			}
+			return baseMessage;
 		} else {
 			// eslint-disable-line no-fallthrough
 			return `${dataPath} ${err.message} (${JSON.stringify(err, 0, 2)}).\n${getSchemaPartText(err.parentSchema)}`;
 
@@ -185,6 +185,7 @@ describe("Validation", () => {
 		},
 		message: [
 			" - configuration.output.filename: A relative path is expected. However the provided value \"/bar\" is an absolute path!",
+			"   Please use output.path to specify absolute path and output.filename for the file name."
 		]
 	}, {
 		name: "absolute path",
Original file line number	Diff line number	Diff line change
`@@ -185,6 +185,7 @@ describe("Validation", () => {`
`185`	`185`	`},`
`186`	`186`	`message: [`
`187`	`187`	`" - configuration.output.filename: A relative path is expected. However the provided value \"/bar\" is an absolute path!",`
	`188`	`+ " Please use output.path to specify absolute path and output.filename for the file name."`
`188`	`189`	`]`
`189`	`190`	`}, {`
`190`	`191`	`name: "absolute path",`