Cache Refresh Error and Adaptors Missing in RWB Monitoring

Hi,
We are in NW04s (SP13) of PI.
3 problems:
1. SXI_CACHE
Partial Cache Refresh gives OK (Green)
Full Cache Refresh gives error:
"Error During last attempt to refresh cache"
Double click on the red message indicates:
Error Id: UPDATE
HTTP status code401 Unauthorized
2. In Runtime Workbench : Adaptor Monitoring:
Only JPR shows with red.
All other adapters are missing.
3. <host>:<port>/CPACache/refresh?mode=full
Gives error:
Global Error
Couldn't parse Configuration Data cache update XML string from Directory
Help is urgently needed.
Thank you,
Amith

Hi,
This problems are resolved now.
1. Adapter Monitoring not showing other types:
Reset the user/password: PIRWBUSER
In R/3:
User type: service
Bring the password to Exchange Profile:
com.sap.aii.rwb.serviceuser.name: PIRWBUSER
com.sap.aii.rwb.serviceuser.pwd
Do a cache refresh:
<host>:<port>/CPACache/refresh?mode=full
2. Check <host>:<port>/CPACache/history.jsp
Status should be green on the latest Status.
(No Error: " Global Error Couldn't parse Configuration Data cache update XML string from Directory" )
Thank you, all.
The checklists you have posted were helpful to verify the configurations.
Also useful: <host>:<port>/nwa
and check "Trace and Log " to find exact cause where it fails.

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         at com.sap.aii.adapter.xi.ms.SLDReader.run(SLDReader.java:182)
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         at com.sap.aii.utilxi.sld.SldUtil.constructHttpsUrl(SldUtil.java:328)
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