RocketChat/Rocket.Chat · error · Meteor.Error

error-invalid-file-width

error-invalid-file-width

Error message

Invalid file width

What it means

Error "Invalid file width" thrown in RocketChat/Rocket.Chat.

Source

Thrown at apps/meteor/server/lib/media/assets/assets.ts:248

	}> {
		const assetInstance = getAssetByKey(asset);
		if (!assetInstance) {
			throw new Meteor.Error('error-invalid-asset', 'Invalid asset', {
				function: 'RocketChat.Assets.setAsset',
			});
		}

		const extension = getExtension(contentType);
		if (assetInstance.constraints.extensions.includes(extension) === false) {
			throw new Meteor.Error('error-invalid-file-type', `Invalid file type: ${contentType}`, {
				function: 'RocketChat.Assets.setAsset',
			});
		}

		if (assetInstance.constraints.width || assetInstance.constraints.height) {
			const dimensions = sizeOf(file);
			if (assetInstance.constraints.width && assetInstance.constraints.width !== dimensions.width) {
				throw new Meteor.Error('error-invalid-file-width', 'Invalid file width', {
					function: 'Invalid file width',
				});
			}
			if (assetInstance.constraints.height && assetInstance.constraints.height !== dimensions.height) {
				throw new Meteor.Error('error-invalid-file-height');
			}
		}

		const rs = RocketChatFile.bufferToStream(file);
		await RocketChatAssetsInstance.deleteFile(asset);

		const ws = RocketChatAssetsInstance.createWriteStream(asset, contentType);

		return new Promise((resolve) => {
			ws.on('end', () => {
				return setTimeout(async () => {
					const key = `Assets_${asset}`;
					const value = {

View on GitHub (pinned to b2c16d5842)

Solutions

1. Resize the image so its width exactly matches the width required by the asset's constraints before uploading.
2. Check the asset definition for the expected width and supply an image of that size.

When it happens

Trigger: Thrown at apps/meteor/server/lib/media/assets/assets.ts:248 when the library encounters an invalid state.

Common situations: See trigger scenarios.

AI-assisted analysis of RocketChat/Rocket.Chat@b2c16d5842 (2026-08-18). Data as JSON: /api/errors/b02b60d6eca9ac5d. Report an issue: GitHub.