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V14.0 doesn't seem to load on Windows 7 or Server 2008 – Updated This can be recovered either by using V14.2, or by manually installing V14.0 as described in the FAQ. Manually installing Reality V14.0 on a new Windows Vista, 7 or Windows Server 2008 system. In the root of the CD double click vcredist_x86.exe … Continue reading “V14.0 doesn’t seem to load on Windows 7 or Server 2008 – Updated”
History File Errors & Reality, updates or Overlays not loading Reality uses a history file to record the versions of Reality and components installed on systems. In rare occasions this file can be corrupted as it is stored as a standard file on the host platform. Depending on the level of corruption this may prevent further … Continue reading “History File Errors & Reality, updates or Overlays not loading”
How to access & install Reality from the delivery ISO image There are utilities which can access an ISO file as a disk drive for both Windows and UNIX. On Windows: There are utilities available which can mount an ISO file as a disk drive which can then be used as one would a CD … Continue reading “How to access & install Reality from the delivery ISO image”
RealWeb Demo pages say "page not found, error 404" You need to make sure Tomcat is running or has failed to start due a conflict of networking ports being used. When a browser is used to access the RealWeb Demo, e.g. the Windows Reality menu option RealWeb Programming Examples To Experiment With, using page http://localhost:8080/servlet/reality/demo/@PROGLIST, … Continue reading “RealWeb Demo pages say “page not found, error 404””
Why can't I setup a Reality 32 bit ODBC connection on Windows 7 – 64 bit There's an issue when trying to setup a DSN using RealSQL Driver 32 bit on a Windows 7 64bit system. This isn’t peculiar to Reality, but to any 32 bit ODBC driver. Example: Reality V14.x and the ODBC driver … Continue reading “Why can’t I setup a Reality 32 bit ODBC connection on Windows 7 – 64 bit”
Telnet to Reality on Windows can disconnect immediately – SysErr=234 This can be caused by a 3G network (dongle) driver. The daemon log will show RntsNetRecvAsync failed with SysErr=234. To fix go to 'Add / Remove Programs', locate the Vodafone driver and click modify. One of the items shown is 'Optimisation', click the drop-down … Continue reading “Telnet to Reality on Windows can disconnect immediately – SysErr=234”
Removing RPL from an account? RPL can be removed from an account using the DataBasic program provided. Cut & Paste the program into a Reality Item then compile and run it. 001 PERFORM 'SELECT /SYSFILES/RPL-NEWAC' RTNLIST RPL CAPTURING OUTPUT 002 PERFORM 'SAVE-LIST RPL.VERBS' PASSLIST RPL CAPTURING OUTPUT 003 PERFORM 'DELETE MD' PASSLIST RPL CAPTURING OUTPUT … Continue reading “Removing RPL from an account?”
Why can't I compile the new DataBasic features for a release To use the new features in a release you need to invoke the latest compiler. This wasn't changed by default to make sure there were no problems with existing applications. To use the new features in a release change the default compiler for the … Continue reading “Why can’t I compile the new DataBasic features for a release”
tlrestore can abort during replay of clean log on a newly installed V14.0 system When upgrading a database to V14 it is imperative a SYS-UPDATE is used to update the language tables. For any sites running in dual version mode (e.g. Failsafe V12 to V14), SYS-SUPDATE must be run every time the V12 database is … Continue reading “tlrestore can abort during replay of clean log on a newly installed V14.0 system”
Determining the optimal Reality frame size In general systems will perform best if the Reality frame size matches the host system's page size. In most systems this is 4K although, for example, Sun Solaris uses 8K. It is not true to say reading a 2K frame on a system that uses a page size of … Continue reading “Determining the optimal Reality frame size”