加载项警告：许可证信息丢失或过期

Question

我在使用office.js开发的Office Excel加载项中出现以下错误，仅在某些计算机上出现。

我们的加载项是免费的。我也找到了一些人complaining about this behavior for their free add-ins。似乎这种行为在少数客户机器上是显而易见的。

我的清单文件：

<?xml version="1.0" encoding="UTF-8"?>
<OfficeApp 
    xmlns="http://schemas.microsoft.com/office/appforoffice/1.1" 
    xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" 
    xmlns:bt="http://schemas.microsoft.com/office/officeappbasictypes/1.0" 
    xmlns:ov="http://schemas.microsoft.com/office/taskpaneappversionoverrides" xsi:type="TaskPaneApp">
    <Id>masked</Id>
    <Version>1.0.0.0</Version>
    <ProviderName>Invensys Systems Inc.</ProviderName>
    <DefaultLocale>en-US</DefaultLocale>
    <DisplayName DefaultValue="Configuration Assistant for Wonderware Online" />
    <Description DefaultValue="Execute administrative tasks against your Wonderware Online InSight subscription."/>
    <IconUrl DefaultValue="https://online.wonderware.com/TagAdministrator/Images/icon-administrator-x32.png"/>
    <SupportUrl DefaultValue="https://www.wonderware.com/contact/contact-support ">
        <Override Locale="en-US" Value="https://www.wonderware.com/contact/contact-support " />
    </SupportUrl>
    <AppDomains>
        <AppDomain>https://wonderware.auth0.com</AppDomain>
    </AppDomains>
    <Hosts>
        <Host Name="Workbook" />
    </Hosts>
    <Requirements>
        <Sets DefaultMinVersion="1.2">
            <Set Name="ExcelApi" />
        </Sets>
    </Requirements>
    <DefaultSettings>
        <SourceLocation DefaultValue="https://online.wonderware.com/TagAdministrator/" />
    </DefaultSettings>
    <Permissions>ReadWriteDocument</Permissions>
</OfficeApp>

来自Office Store的我的插件

• Data Assistant for Wonderware Online InSigh

• Configuration Assistant for Wonderware Online