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Cannot Lock Request Of Table For Deletion

Figure 6 is an enqueue trace related to one SAPLSENA performance issue where all SAP transactions which related to order creation and order changes were stuck. It is only a separator in the list 004 InfoPackage &1 does not exist. Make sure that you have checked SAP system, job and user to reach a conclusion that it is safe to delete a SAP lock entry. 4.3 Do trouble-shooting on SAP lock/enqueue They mention other notes for immediate action, but even after applying these, we still face the problem.Any help is appreciated.ThanksPrakash Prakash Holalkere March 03, 2007 at 02:57 AM 0 Likes 2 have a peek here

You monitor those areas via SM12 built-in features – Enqueue statistics and "Top capacity usage". However if a lock entry is related to open customer rush order which is subject to change in subsequent business process, then a stuck entry would stop subsequent activities which needs Request removed from variant 114 No monitor entries exist for request &1. To find out such information, you have two ways Log enqueue operation via SAP transaction SM12 – you can find out business object (lock object) involved in collision based on SM12 http://scn.sap.com/thread/985878

Several minutes log should be enough. So it should be removed to avoid business process fallout/delay. In reality, most of performance issues related to SAP locking operation are due to application logic, slowness of SAP lock release, stuck/old SAP lock entries and lock table overflow. Now in its third edition, the book is enhanced to cover the very latest developments in SQL Server 2012.

If a huge number of lock entries from many different users, this can indicates Malfunction of SAP system. No SAP application can change a table record if there is a database lock on it. 2 SAP Lock/Enqueue solution architecture overview Understanding the SAP lock solution architecture can help us In online transaction, if you are going to use SAP transaction va02 to modify a customer order which someone else is changing it via the same transaction or other standard SAP However in following situation, a lock entry can be deleted safely.

Lock table overflow can happen due to one or more of following reasons: Small SAP Lock table is too small – due to increasing of business volume and activities, the lock Since normal business application has no need to change the business document again, the impact to business operation in the system is "zero". Right direction is to understand why updating is delayed and wait for completion of updating. https://wiki.scn.sap.com/wiki/display/BI/Change+Status+of+DTP+Request When they come back and try the same to transaction we see an error that the "item is locked or is processed by user".

If rejected rate goes significant higher, this can indicate a system wide SAP lock issue. Please refer to Figure 6. Even if it didn't help your particular circumstances, it is still official SAP code, and it may be a prerequisite for some later note you end up needing. Snowy replied May 20, 2008 thanks Dave for pointing that out.

Maximum Fill level is only meaningful after system has been up and business operation has gone through a full cycle. 3.2 Monitor SAP lock Rejected rate Rejected rate is calculated as Those SAPLSENA work processes are keeping requesting to get a SAP lock. Business nature which lock object represents – a lock on infrequent access object and a lock on a frequent access object would have different impact to normal business operation which needs There is no prerequisite background in developing database applications.

Also new in the book is coverage of the no-cost Express Edition. navigate here SAP lock/enqueue solution architecture overview SAP lock operation health monitoring Monitoring various SAP lock fill levels Monitoring SAP lock rejected rate Current top users which is holding most of SAP locks Then the lock is an orphan entry. We also need to pay attention to current fill-level.

Changes made based on this information are not supported and can be overwritten during an upgrade. SAP lock is an application protocol to ensure that one business object is modified/changed by one user or one execution of one transaction or one job at one time. routine not available in variant &1. Check This Out Thanks and regards, cjperk92 _____ Top Best Answer 0 Mark this reply as the best answer?(Choose carefully, this can't be changed) Yes | No Saving...

requests for DS '&' and source system '&' 301 Cannot repeat initialization InfoPackage &; overlapping inits 302 Inconsistent status in RSSDLINIT for DataSource '&' and source system '&' 303 Could not Any help would be greatly appreciated.Das Thursday, September 02, 2010 6:51 AM Reply | Quote All replies 0 Sign in to vote Are you doing any deletion here? Termination. 050 'CODEID_GLOBAL' for delet.

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However if a lock entry is related to open customer rush order which is subject to change in subsequent business process, then a stuck entry would stop subsequent activities which needs Enter Request Id here and execute it. 4. missing 131 Request &1, data package &2 not correct 132 Inserted records &1; Changed records &2; Deleted records &3 133 Request &1; Active req. &3 is incorrect with status &4 for It can cause impact all users and business operations due to shortage of SAP work process when many SAP work processes are stuck in SAPLSENA program. 4.1 SAP lock issue overview

The number of enqueue operations and the number of rejected is the accumulation data since latest start of the system. Please remember to switch off logging after you are done to avoid disc space issue. If rejected rate goes significant higher, this can indicate a system wide SAP lock issue. this contact form Solution 1.

All programs/jobs who need to place the table would fail. Total Pageviews Template images by luoman. afterDFT i have Execute SQL Task to get the target count. 26 million records have been successfully inserted into the table but job failed with below error:"Source: DFT_BW_TO_STAGING SAP BI Source Dave Thornburgh replied May 19, 2008 Snowy - Some of us following via the mailing list don't see posts for 24 hours or so after they are posted.

Based on the trace, I was able to identify and later confirmed that SAP CIF model activation job was the root cause.