| Event Id | 1507 |
| Source | MSExchangeOMA |
| Description | An unknown error occurred while processing the current request: Exception of type Microsoft.Exchange.OMA.DataProviderInterface.ProviderException was thrown. |
| Event Information | According to Microsoft: CAUSE: This issue can occur if the Exchange virtual directory in Microsoft Internet Information Server (IIS) is configured to accept only Secure Sockets Layer (SSL) connections or if Integrated Windows authentication is not enabled on the Exchange virtual directory. With Exchange ActiveSync, this issue can occur if forms-based authentication is enabled on the Exchange Server. RESOLUTION: To resolve this problem, use one of the following methods: 1. Install and configure an Exchange Server 2003 computer as a front-end server. 2. Serious problems might occur if you modify the registry incorrectly by using Registry Editor or by using another method. |
| Reference Links | Exchange ActiveSync and Outlook Mobile Access errors occur when SSL or forms-based authentication is required for Exchange Server 2003 |
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