Troubleshooting
Problem
Over the top Cognos installation fails with "invalid stored block lengths" exception message
Symptom
Following error occurs when an over-the-top Cognos installation is performed.
Error installing file: file_location_install_file.zip Exception Message: invalid stored block lengths Call Stack: java.util.zip.ZipException: invalid stored block lengths at java.util.zip.InflaterInputStream.read(InflaterInputStream.java:175) at java.util.zip.ZipInputStream.read(ZipInputStream.java:205) at java.io.FilterInputStream.read(FilterInputStream.java:118) at java.nio.file.Files.copy(Files.java:2919) at java.nio.file.Files.copy(Files.java:3038) at manifest.Part.extractFile(Part.java:307) at manifest.Part.unpackZIP(Part.java:276) at manifest.Part.install(Part.java:213) at manifest.Part.install(Part.java:167) at InstallFromRepo.InstallParts(InstallFromRepo.java:384) at InstallFromRepo.install(InstallFromRepo.java:139) at com.zerog.ia.installer.actions.CustomAction.installSelf(Unknown Source) at com.zerog.ia.installer.InstallablePiece.install(Unknown Source) at com.zerog.ia.installer.InstallablePiece.install(Unknown Source) at com.zerog.ia.installer.InstallablePiece.install(Unknown Source) at com.zerog.ia.installer.InstallablePiece.install(Unknown Source) at com.zerog.ia.installer.GhostDirectory.install(Unknown Source) at com.zerog.ia.installer.InstallablePiece.install(Unknown Source) at com.zerog.ia.installer.Installer.install(Unknown Source) at com.zerog.ia.installer.actions.InstallProgressAction.ae(Unknown Source) at com.zerog.ia.installer.actions.ProgressPanelAction$1.run(Unknown Source)
Document Location
Worldwide
[{"Type":"MASTER","Line of Business":{"code":"LOB76","label":"Data Platform"},"Business Unit":{"code":"BU048","label":"IBM Software"},"Product":{"code":"SSTSF6","label":"IBM Cognos Analytics"},"ARM Category":[{"code":"a8m50000000Cl3yAAC","label":"Installation and Configuration"}],"ARM Case Number":"TS007075607","Platform":[{"code":"PF016","label":"Linux"}],"Version":"All Versions"},{"Product":{"code":"SS6G84","label":"IBM Cognos Analytics on Cloud"},"Business Unit":{"code":"BU048","label":"IBM Software"},"Component":" ","Platform":[{"code":"","label":""}],"Version":"","Edition":"","Line of Business":{"code":"LOB76","label":"Data Platform"}},{"Product":{"code":"SSLKT6","label":"IBM Maximo Asset Management"},"Business Unit":{"code":"BU048","label":"IBM Software"},"Component":" ","Platform":[{"code":"","label":""}],"Version":"","Edition":"","Line of Business":{"code":"LOB77","label":"Automation Platform"}}]
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Document Information
Modified date:
15 January 2026
UID
ibm16524986