i have issue with when i upgrade Portal from SP18 to SP21. Please find the JSPM Logs as below..
#1.#C0000A0B26780000000000676CF86CF800049C546871E050#1297786250322#/System/Server/Upgrade/Phases/JSPM/JSPMPhases/JSPM_MAIN##com.sap.sdt
.j700.deploymentmgr.DeploymentManagerImpl#######Thread[main,5,main]##0#0#Info#1#com.sap.sdt.j700.deploymentmgr.DeploymentManagerImpl#Jav
a###Starting retrieving SDM substitution variable with name ...#1#com.sap.portal.deploy.pcd#
#1.#C0000A0B26780000000000686CF86CF800049C546871E050#1297786250322#/System/Server/Upgrade/Phases/JSPM/JSPMPhases/JSPM_MAIN##com.sap.sdt
.j700.deploymentmgr.DeploymentManagerImpl#######Thread[main,5,main]##0#0#Info#1#com.sap.sdt.j700.deploymentmgr.DeploymentManagerImpl#Jav
a###Connecting to SDM Server on host , port ...#2#GMU-EPDB#50018#
#1.#C0000A0B26780000000000696CF86CF800049C546872CAB0#1297786250382#/System/Server/Upgrade/Phases/JSPM/JSPMPhases/JSPM_MAIN##com.sap.sdt
.j700.deploymentmgr.DeploymentManagerImpl#######Thread[main,5,main]##0#0#Info#1#com.sap.sdt.j700.deploymentmgr.DeploymentManagerImpl#Jav
a###You can find additional information in SDM log file . If SDM has performed no action, this file does not exist.#1#/usr/sap/GDP/JC
00/SDM/program/log/sdmcl20110215161050.log#
#1.#C0000A0B267800000000006A6CF86CF800049C546872D668#1297786250385#/System/Server/Upgrade/Phases/JSPM/JSPMPhases/JSPM_MAIN##com.sap.sdt
.j700.deploymentmgr.DeploymentManagerImpl#######Thread[main,5,main]##0#0#Info#1#com.sap.sdt.j700.deploymentmgr.DeploymentManagerImpl#Jav
a###Starting retrieving SDM substitution variable with name ...#1#com.sap.portal.deploy.pcdcontent#
#1.#C0000A0B267800000000006B6CF86CF800049C546872DA50#1297786250386#/System/Server/Upgrade/Phases/JSPM/JSPMPhases/JSPM_MAIN##com.sap.sdt
.j700.deploymentmgr.DeploymentManagerImpl#######Thread[main,5,main]##0#0#Info#1#com.sap.sdt.j700.deploymentmgr.DeploymentManagerImpl#Jav
a###Connecting to SDM Server on host , port ...#2#GMU-EPDB#50018#
#1.#C0000A0B267800000000006C6CF86CF800049C54687372A8#1297786250425#/System/Server/Upgrade/Phases/JSPM/JSPMPhases/JSPM_MAIN##com.sap.sdt
.j700.deploymentmgr.DeploymentManagerImpl#######Thread[main,5,main]##0#0#Info#1#com.sap.sdt.j700.deploymentmgr.DeploymentManagerImpl#Jav
a###You can find additional information in SDM log file . If SDM has performed no action, this file does not exist.#1#/usr/sap/GDP/JC
00/SDM/program/log/sdmcl20110215161050.log#
#1.#C0000A0B267800000000006D6CF86CF800049C5468737E60#1297786250428#/System/Server/Upgrade/Phases/JSPM/JSPMPhases/JSPM_MAIN##com.sap.sdt
.jspm.gui.SystemInitializer.retrieveSdmSubstVariables(SystemInitializer.java:1574)#######Thread[main,5,main]##0#0#Info#1#com.sap.sdt.jsp
m.gui.SystemInitializer.retrieveSdmSubstVariables(SystemInitializer.java:1574)#Java###Retrieval of SDM substitution variables has finish
ed.##
#1.#C0000A0B267800000000006E6CF86CF800049C5468745538#1297786250483#/System/Server/Upgrade/Phases/JSPM/JSPMPhases/JSPM_MAIN##com.sap.sdt
.jspm.deployment.order.DeploymentOrderSet.xinit>(DeploymentOrderSet.java:162)#######Thread[main,5,main]##0#0#Info#1#com.sap.sdt.jspm.dep
loyment.order.DeploymentOrderSet.xinit>(DeploymentOrderSet.java:162)#Java###File has been parsed and the relative deployment data mo
del has been extracted.#1#/usr/sap/GDP/JC00/j2ee/JSPM/config/dodf.xml#
#1.#C0000A0B267800000000006F6CF86CF800049C54687493B8#1297786250499#/System/Server/Upgrade/Phases/JSPM/JSPMPhases/JSPM_MAIN##com.sap.sdt
.jspm.tools.ApplicationSnapshot.isApplicationSnapshotSupported(ApplicationSnapshot.java:320)#######Thread[main,5,main]##0#0#Info#1#com.s
ap.sdt.jspm.tools.ApplicationSnapshot.isApplicationSnapshotSupported(ApplicationSnapshot.java:320)#Java###Component found on the sys
tem. It supports restore of application settings after deployment.#2#sap.com/CORE-TOOLS 7.00.18.0#7.00.5#
#1.#C0000A0B26780000000000706CF86CF800049C54687497A0#1297786250500#/System/Server/Upgrade/Phases/JSPM/JSPMPhases/JSPM_MAIN##com.sap.sdt
.jspm.gui.SystemInitializer.initializeBusinessObjects(SystemInitializer.java:892)#######Thread[main,5,main]##0#0#Info#1#com.sap.sdt.jspm
.gui.SystemInitializer.initializeBusinessObjects(SystemInitializer.java:892)#Java###Application settings will be restored after deployme
nt.##
#1.#C0000A0B26780000000000716CF86CF800049C5468842800#1297786251520#/System/Server/Upgrade/Phases/JSPM/JSPMPhases/JSPM_MAIN##com.sap.sdt
.j700.cvers.CVersQuery#######Thread[main,5,main]##0#0#Info#1#com.sap.sdt.j700.cvers.CVersQuery#Java###This system is not under NWDI cont
rol.##
#1.#C0000A0B26780000000000726CF86CF800049C546884DBB0#1297786251566#/System/Server/Upgrade/Phases/JSPM/JSPMPhases/JSPM_MAIN##com.sap.sdt
.jspm.gui.DialogController.execute(DialogController.java:531)#######Thread[main,5,main]##0#0#Info#1#com.sap.sdt.jspm.gui.DialogControlle
r.execute(DialogController.java:531)#Java###Login dialog has been processed.##
#1.#C0000A0B26780000000000736CF86CF800049C546885D5B0#1297786251630#/System/Server/Upgrade/Phases/JSPM/JSPMPhases/JSPM_MAIN##com.sap.sdt
.jspm.gui.deployment.DeploymentProcessController.execute(DeploymentProcessController.java:372)#######Thread[main,5,main]##0#0#Info#1#com
.sap.sdt.jspm.gui.deployment.DeploymentProcessController.execute(DeploymentProcessController.java:372)#Java###Starting dialog...#1#S
electPackageType#
#1.#C0000A0B26780000000000896CF86CF800049C54691E9340#1297786261640#/System/Server/Upgrade/Phases/JSPM/JSPMPhases/JSPM_MAIN##com.sap.sdt
.jspm.gui.deployment.SelectInboxViewGranularityStep.processUI(SelectInboxViewGranularityStep.java:261)#######Thread[main,5,main]##0#0#In
fo#1#com.sap.sdt.jspm.gui.deployment.SelectInboxViewGranularityStep.processUI(SelectInboxViewGranularityStep.java:261)#Java###You have c
hosen for Inbox granulation.#1#Support Package Stack#
#1.#C0000A0B267800000000008A6CF86CF800049C54691E9340#1297786261640#/System/Server/Upgrade/Phases/JSPM/JSPMPhases/JSPM_MAIN##com.sap.sdt
.jspm.gui.deployment.DeploymentProcessController.execute(DeploymentProcessController.java:409)#######Thread[main,5,main]##0#0#Info#1#com
.sap.sdt.jspm.gui.deployment.DeploymentProcessController.execute(DeploymentProcessController.java:409)#Java###Dialog : you have chose
n Next.#1#SelectPackageType#
#1.#C0000A0B267800000000008B6CF86CF800049C54691E9728#1297786261641#/System/Server/Upgrade/Phases/JSPM/JSPMPhases/JSPM_MAIN##com.sap.sdt
.jspm.gui.deployment.DeploymentProcessController.execute(DeploymentProcessController.java:414)#######Thread[main,5,main]##0#0#Info#1#com
.sap.sdt.jspm.gui.deployment.DeploymentProcessController.execute(DeploymentProcessController.java:414)#Java### dialog has been proces
sed.#1#SelectPackageType#
#1.#C0000A0B267800000000008C6CF86CF800049C54691E9B10#1297786261642#/System/Server/Upgrade/Phases/JSPM/JSPMPhases/JSPM_MAIN##com.sap.sdt
.jspm.newsdu.SDUProvider.getSPStacksAllowedForDeployment(SDUProvider.java:700)#######Thread[main,5,main]##0#0#Info#1#com.sap.sdt.jspm.ne
wsdu.SDUProvider.getSPStacksAllowedForDeployment(SDUProvider.java:700)#Java###Getting all support package stacks allowed for deployment
from inbox ...#1#/usr/sap/trans/EPS/in#
#1.#C0000A0B267800000000008D6CF86CF800049C54691E9EF8#1297786261643#/System/Server/Upgrade/Phases/JSPM/JSPMPhases/JSPM_MAIN##com.sap.sdt
.jspm.trace.JspmExtLoggingManager.logReferenceToExtLog(JspmExtLoggingManager.java:167)#######Thread[main,5,main]##0#0#Info#1#com.sap.sdt
.jspm.trace.JspmExtLoggingManager.logReferenceToExtLog(JspmExtLoggingManager.java:167)#Java###You can find additional information in log
file .#1#/usr/sap/GDP/JC00/j2ee/JSPM/log/log_2011_02_15_16_10_14/SCAN_INBOX_01.LOG#
#1.#C0000A0B267800000000199A6CF86CF800049C5469AEB5B0#1297786271086#/System/Server/Upgrade/Phases/JSPM/JSPMPhases/JSPM_MAIN##com.sap.sdt
.j700.usagetypeslibrary.MainInfo#######Thread[main,5,main]##0#0#Info#1#com.sap.sdt.j700.usagetypeslibrary.MainInfo#Java###Loaded usage t
ype data from data source .#1#jdbc/pool/GDP#
#1.#C0000A0B26780000000019B96CF86CF800049C5469C34368#1297786272433#/System/Server/Upgrade/Phases/JSPM/JSPMPhases/JSPM_MAIN##com.sap.sdt
.jspm.trace.JspmExtLoggingManager.logMaximumLogSeverity(JspmExtLoggingManager.java:253)#######Thread[main,5,main]##0#0#Error#1#com.sap.s
dt.jspm.trace.JspmExtLoggingManager.logMaximumLogSeverity(JspmExtLoggingManager.java:253)#Java###There are some ERROR messages in the ch
ild log .#1#/usr/sap/GDP/JC00/j2ee/JSPM/log/log_2011_02_15_16_10_14/SCAN_INBOX_01.LOG#
#1.#C0000A0B26780000000019BA6CF86CF800049C5469C34B38#1297786272435#/System/Server/Upgrade/Phases/JSPM/JSPMPhases/JSPM_MAIN##com.sap.sdt
.ucp.phases.AbstractPhaseType.doExecute(AbstractPhaseType.java:748)#######Thread[main,5,main]##0#0#Error#1#com.sap.sdt.ucp.phases.Abstra
ctPhaseType.doExecute(AbstractPhaseType.java:748)#Java###Exception has occurred during the execution of the phase.##
#1.#C0000A0B26780000000019BB6CF86CF800049C5469C34F20#1297786272436#/System/Server/Upgrade/Phases/JSPM/JSPMPhases/JSPM_MAIN##com.sap.sdt
.j2ee.tools.sdmdetection.DetectSDMComponent.detectSDMComponentFromSdmkit(DetectSDMComponent.java:494)#######Thread[main,5,main]##0#0#Err
or#1#com.sap.sdt.j2ee.tools.sdmdetection.DetectSDMComponent.detectSDMComponentFromSdmkit(DetectSDMComponent.java:494)#Java###java.util.z
ip.ZipException: The file access permissions do not allow the specified action. /usr/sap/trans/EPS/in/dump/SDMKIT21_0-10003463.JAR##
#1.#C0000A0B26780000000019BC6CF86CF800049C5469C34F20#1297786272436#/System/Server/Upgrade/Phases/JSPM/JSPMPhases/JSPM_MAIN##com.sap.sdt
.j2ee.tools.sdmdetection.DetectSDMComponent.detectSDMComponentFromSdmkit(DetectSDMComponent.java:489)#######Thread[main,5,main]##0#0#Err
or#1#com.sap.sdt.j2ee.tools.sdmdetection.DetectSDMComponent.detectSDMComponentFromSdmkit(DetectSDMComponent.java:489)#Java###Could not e
xtract SDM patch archive /usr/sap/trans/EPS/in/dump/SDMKIT21_0-10003463.JAR to read its version information.##
#1.#C0000A0B26780000000019BD6CF86CF800049C5469C35308#1297786272437#/System/Server/Upgrade/Phases/JSPM/JSPMPhases/JSPM_MAIN##com.sap.sdt
.j2ee.tools.sdmdetection.DetectSDMComponent.detectComponentsFromDirectory(DetectSDMComponent.java:380)#######Thread[main,5,main]##0#0#Er
ror#1#com.sap.sdt.j2ee.tools.sdmdetection.DetectSDMComponent.detectComponentsFromDirectory(DetectSDMComponent.java:380)#Java###Cannot de
tect if there are SDM archives in directory /usr/sap/trans/EPS/in.##
#1.#C0000A0B26780000000019BE6CF86CF800049C5469C35308#1297786272437#/System/Server/Upgrade/Phases/JSPM/JSPMPhases/JSPM_MAIN##com.sap.sdt
.j2ee.tools.newsdu.NewNonDeployableSDUProvider.listInbox(NewNonDeployableSDUProvider.java:255)#######Thread[main,5,main]##0#0#Error#1#co
m.sap.sdt.j2ee.tools.newsdu.NewNonDeployableSDUProvider.listInbox(NewNonDeployableSDUProvider.java:255)#Java###Could not detect new kern
el and SDM archives.##
#1.#C0000A0B26780000000019BF6CF86CF800049C5469C35308#1297786272437#/System/Server/Upgrade/Phases/JSPM/JSPMPhases/JSPM_MAIN##com.sap.sdt
.jspm.newsdu.SDUProvider.getSPStacksAllowedForDeployment(SDUProvider.java:757)#######Thread[main,5,main]##0#0#Error#1#com.sap.sdt.jspm.n
ewsdu.SDUProvider.getSPStacksAllowedForDeployment(SDUProvider.java:757)#Java###Error while analyzing the content of the Inbox directory.
##
#1.#C0000A0B26780000000019C06CF86CF800049C5469C35308#1297786272437#/System/Server/Upgrade/Phases/JSPM/JSPMPhases/JSPM_MAIN##com.sap.sdt
.jspm.gui.deployment.SpecifyQueueStep.prepareUI(SpecifyQueueStep.java:735)#######Thread[main,5,main]##0#0#Error#1#com.sap.sdt.jspm.gui.d
eployment.SpecifyQueueStep.prepareUI(SpecifyQueueStep.java:735)#Java###Cannot detect new components in Inbox directory.##
#1.#C0000A0B26780000000019C16CF86CF800049C5469C35AD8#1297786272439#/System/Server/Upgrade/Phases/JSPM/JSPMPhases/JSPM_MAIN##com.sap.sdt
.ucp.phases.AbstractPhaseType.cleanup(AbstractPhaseType.java:792)#######Thread[main,5,main]##0#0#Info#1#com.sap.sdt.ucp.phases.AbstractP
haseType.cleanup(AbstractPhaseType.java:792)#Java###Phase has been completed.#1#JSPM/JSPMPhases/JSPM_MAIN#
#1.#C0000A0B26780000000019C26CF86CF800049C5469C35AD8#1297786272439#/System/Server/Upgrade/Phases/JSPM/JSPMPhases/JSPM_MAIN##com.sap.sdt
.ucp.phases.AbstractPhaseType.cleanup(AbstractPhaseType.java:793)#######Thread[main,5,main]##0#0#Info#1#com.sap.sdt.ucp.phases.AbstractP
haseType.cleanup(AbstractPhaseType.java:793)#Java###Start time: .#1#2011/02/15 16:10:22#
#1.#C0000A0B26780000000019C36CF86CF800049C5469C35AD8#1297786272439#/System/Server/Upgrade/Phases/JSPM/JSPMPhases/JSPM_MAIN##com.sap.sdt
.ucp.phases.AbstractPhaseType.cleanup(AbstractPhaseType.java:794)#######Thread[main,5,main]##0#0#Info#1#com.sap.sdt.ucp.phases.AbstractP
haseType.cleanup(AbstractPhaseType.java:794)#Java###End time: .#1#2011/02/15 16:11:12#
#1.#C0000A0B26780000000019C46CF86CF800049C5469C35AD8#1297786272439#/System/Server/Upgrade/Phases/JSPM/JSPMPhases/JSPM_MAIN##com.sap.sdt
.ucp.phases.AbstractPhaseType.cleanup(AbstractPhaseType.java:795)#######Thread[main,5,main]##0#0#Info#1#com.sap.sdt.ucp.phases.AbstractP
haseType.cleanup(AbstractPhaseType.java:795)#Java###Duration: .#1#0:00:49.570#
#1.#C0000A0B26780000000019C56CF86CF800049C5469C35AD8#1297786272439#/System/Server/Upgrade/Phases/JSPM/JSPMPhases/JSPM_MAIN##com.sap.sdt
.ucp.phases.AbstractPhaseType.cleanup(AbstractPhaseType.java:796)#######Thread[main,5,main]##0#0#Info#1#com.sap.sdt.ucp.phases.AbstractP
haseType.cleanup(AbstractPhaseType.java:796)#Java###Phase status is .#1#error#