harmony 鸿蒙Webview Error Codes

  • 2022-12-13
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Webview Error Codes

NOTE

This topic describes only module-specific error codes. For details about universal error codes, see Universal Error Codes.

17100001 WebviewController Not Associated with a Web Component

Error Message

Init error. The WebviewController must be associated with a Web compoent.

Description

This error code is reported when the WebviewController object is not associated with any <Web> component.

Solution

Bind the WebviewController object to a <Web> component.

17100002 Invalid URL

Error Message

Invalid url.

Description

This error code is reported when the URL format is incorrect.

Solution

Verify the URL format.

17100003 Incorrect Resource Path

Error Message

Invalid resource path or file type.

Description

This error code is reported when the path to the resource file is incorrect.

Possible Causes

The resource file does not exist or cannot be accessed.

Solution

Make sure the path to the resource file is correct.

17100004 Function Not Enabled

Error Message

Function not enable.

Description

This error code is reported when the related function is not enabled.

Solution

Make sure the related function is enabled.

17100005 Invalid Cookie Value

Error Message

Invalid cookie value.

Description

This error code is reported when the cookie value type is invalid.

Possible Causes

The cookie value type is not supported.

Solution

Verify the cookie value type.

17100006 Message Port Callback Cannot Be Registered

Error Message

Can not register message event using this port.

Description

This error code is reported when a callback fails to be registered for the message port.

Possible Causes

The port is closed.

Solution

Make sure the port is open.

17100007 Invalid Forward or Backward Operation

Error Message

Invalid back or forward operation.

Description

This error code is reported when the specified forward or backward cannot be performed.

Possible Causes

  1. The browsing history is cleared.

  2. There is no browsing operation corresponding to the forward or backward operation.

Solution

  1. Check whether clearHistory has been performed.

  2. Check whether the number of pages specified by the forward or backward operation is available.

17100008 javaScriptProxy Does Not Exist

Error Message

Cannot delete JavaScriptProxy.

Description

This error code is reported when the javaScriptProxy object to delete does not exist.

Possible Causes

The target javaScriptProxy object is not yet registered.

Solution

Make sure the javaScriptProxy object is registered.

17100009 Zoom Operation Failure

Error Message

Cannot zoom in or zoom out.

Description

This error code is reported when the page cannot be zoomed in or out.

Possible Causes

The zoom ratio has reached its maximum or minimum.

Solution

Check whether the zoom ratio has reached its maximum or minimum.

17100010 Failure to Send Messages Through a Port

Error Message

Cannot post message using this port.

Description

This error code is reported when the current port cannot be used to send messages.

Possible Causes

The local or remote port is closed.

Solution

  1. Make sure the local port is open.

  2. Make sure an onMessageEvent callback is registered for the remote port.

17100011 Invalid Origin

Error Message

Invalid origin.

Description

This error code is reported when the input parameter origin is invalid.

Possible Causes

  1. The origin parameter is empty.

  2. The origin value is invalid.

Solution

Make sure the origin value is valid.

17100012 No Web Storage Origin

Error Message

Invalid web storage origin.

Description

This error code is reported when no web storage origin is available.

Possible Causes

The related JS database API is not used.

Solution

  1. Check whether the JS database API is used.

  2. If the JS database API is used, find out the failure cause, for example, check whether databaseAccess is enabled.

17100013 Invalid Number of Sockets During Preconnection

Error Message

The number of preconnect sockets is invalid.

Description

This error code is reported when the number of sockets to be preconnected is invalid.

Possible Causes

The number of sockets is less than or equal to 0 or greater than 6.

Solution

Make sure the specified number of sockets is greater than 0 and less than or equal to 6.

17100014 Type and Value Mismatch

Error Message

The type does not match with the value of the message.

Description

This error code is reported when the type and value of the message do not match.

Possible Causes

The value of the obtained message does not match the type of the message.

Solution

Call the API based on the message type to obtain the message value. For example, if the type is BOOLEAN, call the GetBoolean API to obtain the Boolean value.

17100015 Memory Allocation Failure

Error Message

New failed, out of memeory.

Description

This error code is reported when memory allocation failed due to insufficient memory.

Possible Causes

The data to send is too large.

Solution

Check the length of the data to be sent.

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