Update: The service pack has been released
It took a little while to obtain, but here is a draft list of updates that are to be included in BizTalk 2004 Service Pack 1
Service Pack 1
811250 FIX: You experience high CPU utilization and no timeout exception when using a timed scope in orchestration
813845 BizTalk Server 2004 rejects reliable receipts from BizTalk Server 2000 and from BizTalk Server 2002
814041 BizTalk Server may fail persisting state to the database and may end the orchestration instance
821934 FIX: BizTalk Server 2004 rejects BTF receipts in Coordinated Universal Time (Greenwich Mean Time) + X time zones
831307 FIX: You cannot use content-based routing with a solicit-response port in BizTalk Server
837441 FIX: The BizTalk Server 2004 HTTP Adapter does not support setting HTTP headers on response from the server
838221 FIX: You receive an "unhandled exception" error message in the event log when you use the flat file parser in BizTalk Server 2004
838225 FIX: You experience slow performance when large maps contain many logical functoids in BizTalk Server 2004
838226 FIX: You experience slow performance when you use the CrossReference APIs in BizTalk Server 2004
838441 FIX: "A service or property can only be accessed on the current service" error message when one orchestration references another orchestration in the same project in BizTalk Server 2004
838454 FIX: You cannot access information about messages in the MessageBox database or track messages in your archives in BizTalk Server 2004
838458 FIX: Rule sets may not be evaluated correctly when you use the NOT operator in BizTalk Server
838535 FIX: The HTTP adapter fails when you try to send large messages in BizTalk Server 2004
838572 FIX: The xsl:for-each statement is put at the parent field of the child field of the destination schema in BizTalk Server 2004
838763 FIX: The Database Lookup functoid/Value Extractor functoid produces inconsistent results
838795 FIX: Element references do not resolve in BizTalk Server 2004
838836 HTTP send port properties do not override HTTP Adapter properties in BizTalk Server 2004
838977 FIX: You receive an error message when you use the WMI MSBTS_DeploymentService API to deploy large assemblies in BizTalk Server 2004
838991 FIX: Rules may not be re-evaluated correctly when you use the Update facts function in BizTalk Server 2004
839336 FIX: BizTalk Server 2002 rejects reliable receipts over HTTP from BizTalk Server 2004
839440 FIX: A BizTalk Server project may stop responding when you add schemas and the schemas are opened in Visual Studio .NET
839450 NEED TITLE IN PROGRESS: Many running csc.exe processes when call RPC WS from BTS Orchestration
839524 FIX: The BizTalk Server 2004 Business Rule Engine may use incorrect values when it evaluates a rule
839663 You cannot disable HTTP chunked encoding in BizTalk Server
839723 FIX: ConfigFramework.exe fails while granting access to the Single Sign-On Database in BizTalk Server 2004
839818 FIX: The Backup BizTalk Server SQL job reports success when the backup has failed in BizTalk Server 2004
840008 FIX: You cannot access the headers and the body of an HTTP failure response in a SOAPException exception
840113 FIX: The BizTalk Server EDI Adapter only supports a limited set of document types
840177 FIX: Some nodes are not expandable in Tracking Profile Editor in BizTalk Server 2004
840262 FIX: The BPEL Import Wizard quits unexpectedly at the last step in BizTalk Server 2004
840296 FIX: A BizTalk 2004 project may stop responding when you add a schema or pipeline to the project and then you open the project
840537 FIX: You cannot view the Message Details in HAT when BizTalk Server 2004 is running under a heavy load condition
840588 The BizTalk Server 2004 MIME/SMIME Decoder component cannot decrypt incoming messages
840740 FIX: "Exception caught: Object reference not set to an instance of an object" error message when you compile a large map in BizTalk Server 2004
840831 You experience an OutOfMemory exception in Visual Studio when you open or close maps
841275 FIX: The scoping parameter of the Cumulative Sum functoid does not generate the results that you expect in BizTalk Server 2004
841333 FIX: You receive error messages when you build your BizTalk Server project or when you validate the schema in the project
841396 FIX: The appID column of the xref_IDXRefData table is limited to 50 characters
841543 The Target charset property may output the incorrect encoding type in an XML document in BizTalk Server 2004
841563 FIX: The CDATA section and formatting is removed when you use a custom XSLT file in BizTalk Server 2004
841564 FIX: Pipeline-initiated transactions are not aborted when message publishing fails in BizTalk Server 2004
841778 FIX: The Openness property is not promoted by the IInterchange shim in BizTalk Server 2004
841781 BUG: You receive an "XSD2EDI failed to convert XSD" error message when you try to validate an EDI instance in BizTalk Server 2004
841994 FIX: The BizTalk Server 2004 HTTP adapter does not support adding custom headers or modifying standard headers
842138 FIX: BizTalk Server 2004 RTM Version does not support the transactional protocol in the BAM API
842495 FIX: You receive an "XSL transform error" error message when you test a map in BizTalk Server 2004 Mapper
842703 FIX: BizTalk Server 2004 may experience high CPU utilization when you use a custom pipeline with the XML Assembler component or with the XML Disassembler component
842860 FIX: The effect of the Constraint.IsPositive property is reversed in Human Workflow Services (HWS) in BizTalk Server 2004
842931 FIX: Outbound maps do not work on a request-response receive port
843031 BUG: BizTalk Server 2004 Health and Activity Tracking shows a completed business process as incomplete
843040 FIX: Changes in an EDI schema in BizTalk Server do not take effect
843269 FIX: Generated data is incorrect in BizTalk Server 2004 when you test a map by using sample XML data as input in Visual Studio .NET
843405 FIX: The complete Electronic Data Interchange interchange is suspended if any one of the subdocuments fails validation in BizTalk Server 2004
843529 FIX: The orchestration stops responding (hangs) on an HTTP Send request, and you receive an unhandled exception error message in BizTalk Server 2004
867449 FIX: Recovery of a lost database connection causes many messages to be put in the BizTalkServerIsolatedHostQ table of the BizTalkMsgBoxDb database
867769 FIX: You receive a "schemaLocation could not be resolved" compiler error message when you import schemas from assemblies in BizTalk Server 2004
870619 FIX: A memory leak in Visual Studio .NET may occur when you deploy a project that contains a schema with a number of roots and then you edit or you create ports in BizTalk Server 2004
870720 NEEDTITLE IN PROGRESS: BizTalk Server 2004 EDI - Multiple TS session executing "Validate Instance" at the same time cause an error
870996 FIX: Certain characters in the UNOC character set and certain Swedish characters may not translate when an EDI document is processed with Microsoft BizTalk Server 2004
871198 FIX: Receive locations are disabled in BizTalk Server 2004 when you fail over the MessageBox database
872773 You must back up all the BizTalk Server 2004-related databases when you want to back up an instance of BizTalk Server
872780 FIX: You cannot use the Electronic Data Interchange (EDI) Adapter and use the Uniform Naming Convention path for the receive handler location in BizTalk Server 2004
872805 FIX: Two messages are suspended in the BizTalk Server 2004 Health and Activity Tracking (HAT) tool when one exception occurs in an orchestration
872809 FIX: A transaction is deadlocked and your job fails in BizTalk Server 2004
873385 NEED TITLE IN PROGRESS: (HOLD)Message may not always be transmitted when you configure Message Queuing and Microsoft BizTalk Server 2004 MSMQT in a side-by-side configuration
873394 FIX: The "Wrap segments" property for the EDI Adapter send port may be ignored when documents are serialized in BizTalk Server 2004
873442 FIX: Event ID 23 is repeatedly logged in the Application log on a computer that is running BizTalk Server 2004
875494 FIX: You receive a "Public Responder encountered a processing error on receiving a Asynchronous action" error message in BizTalk Accelerator for RosettaNet 3.0
875497 FIX: Processing seems to stop when you use ordered delivery ports, and you have an increased load of messages in Microsoft BizTalk Server 2004
875499 FIX: BizTalk Server 2004 may slow down when you use MSMQT to send messages
875540 FIX: You receive a "Specified cast is not valid" error message in BizTalk Server 2004 when you use a rule set in Rules Composer or you use a rule set in an orchestration
883663 FIX: You may receive a "hexadecimal value 0x3A, cannot be included in a name" error message in BizTalk Server 2004
883674 FIX: You may receive an "InitializeSecurityContext failed" error message when you try to use the EDI Adapter in BizTalk Server 2004
884519 NEED TITLE IN PROGRESS:Fix: Activity Model observers cannot get the activity flow information if they are not participate in the activity flow
884535 You may receive a "failure executing the receive pipeline" event log error message when you deploy a schema assembly in BizTalk Server 2004
884565 FIX: Event ID 5701 and Event ID 5699 are logged in the Application log in BizTalk Server 2004
884873 FIX: Error message details for pipeline failures for a Receive Location are not entered in the event log in BizTalk Server 2004
884876 FIX: Context properties of messages are not saved in the Message Box database for incoming non-seekable large messages in BizTalk Server 2004
884887 The result of the Index functoid is an empty string when you specify the Attribute FormDefault property of the source schema as Qualified in BizTalk Server 2004
885405 NEED TITLE IN PROGRESS: ACK / NACK Subscriptions From Singleton Orchestrations Need To Be Deleted
885448 FIX: You receive an "An exception occurred" error message when you use a .NET class in the Business Rule Composer
885847 FIX: You may receive a "The Record Tag is not within the total length of the record" error message when you compile a flat file schema in BizTalk Server 2004
885888 FIX: Business Activity Monitoring (BAM) data may not be written to the database if tracking is not enabled in BizTalk Server 2004
885902 FIX: You receive an "Invalid URI" error message when you configure the "Logical address" property for the send handler that is used by the EDI Adapter
885905 FIX: You receive a "SQL Server does not exist" error message when you connect to a BizTalk Server 2004 Management database from BizTalk Explorer
885913 FIX: The "Backup BizTalk Server" SQL Server job is unsuccessful when SQL Server is not listening on the default TCP port of 1433
885935 FIX: You receive a "The chosen transport HTTP does not support solicit-response protocol" error message in BizTalk Server 2004
886226 NEED TITLE IN PROGRESS Fix: File Receive Adapter (in BTSNTSVC.EXE) may cause NonpagedPool memory leak
886966 FIX: Slow startup performance when you process a high volume of messages through the BizTalk Server 2004 SOAP adapter
887575 FIX: BizTalk Server 2004 stops responding when you use the file adapter to receive messages that are larger than 100 KB
887692 FIX: You receive a "NullPartException" error message when you use nested orchestrations in BizTalk Server 2004
887795 FIX: You receive a "COMException" exception event message when you run an orchestration in BizTalk Server 2004
887918 FIX: A data loss may occur in a published BizTalk one-way Web service in Microsoft BizTalk Server 2004
887959 You may notice significant loss of performance in BizTalk Server 2004 when the bts_PurgeSubscriptions stored procedure is used to delete subscriptions
891844 FIX: You may receive compilation error messages when you create orchestrations that have a very specific relationship in BizTalk Server 2004