The Merge Agent received the following error status and message from the Internet Information Services (IIS) server during ...

The Merge Agent received the following error status and message from the Internet Information Services (IIS) server during Web synchronization: [%1!d! :'%2']. When troubleshooting, ensure that the Web synchronization settings for the subscription are correct, and increase the internet timeout setting at the Subscriber and the connection timeout at the Web server.