SUPPORT / SAMPLES & SAS NOTES
Problem Note 66174: The SAS® Studio log contains excessive WARN messages that state ". . . Unable to list children . . ."
 |  |  |  |  |
Your SAS Studio log might contain a large number of warnings that are similar to the following:
2019-10-30 11:22:08,845 [tomcat-http--36] WARN [sasdemo] java.lang.Class - Unable to list children.com.sas.iom.SASIOMDefs.GenericError: Undetermined I/O failure.
These warnings usually occur when SAS Studio is trying to autosave a program that does not exist yet. The messages can be ignored.
Click the Hot Fix tab in this note for a link to instructions about accessing and applying the software update.
After the update is applied, the logging level for this message changes to DEBUG. The messages are not then written to the SAS Studio log when the default logging level is set. If the logging level for the SAS Studio log is changed to DEBUG, then the messages are displayed.
Operating System and Release Information
| Product Family | Product | System | Product Release | SAS Release | ||
| Reported | Fixed* | Reported | Fixed* | |||
| SAS System | SAS Studio | 64-bit Enabled AIX | 3.7 | 3.81 | 9.4 TS1M5 | 9.4 TS1M7 |
| Windows 7 Ultimate x64 | 3.7 | 3.81 | 9.4 TS1M5 | 9.4 TS1M7 | ||
| Windows 7 Ultimate 32 bit | 3.7 | 3.81 | 9.4 TS1M5 | 9.4 TS1M7 | ||
| Windows 7 Professional x64 | 3.7 | 3.81 | 9.4 TS1M5 | 9.4 TS1M7 | ||
| Windows 7 Professional 32 bit | 3.7 | 3.81 | 9.4 TS1M5 | 9.4 TS1M7 | ||
| Windows 7 Home Premium x64 | 3.7 | 3.81 | 9.4 TS1M5 | 9.4 TS1M7 | ||
| Windows 7 Home Premium 32 bit | 3.7 | 3.81 | 9.4 TS1M5 | 9.4 TS1M7 | ||
| Windows 7 Enterprise x64 | 3.7 | 3.81 | 9.4 TS1M5 | 9.4 TS1M7 | ||
| Windows 7 Enterprise 32 bit | 3.7 | 3.81 | 9.4 TS1M5 | 9.4 TS1M7 | ||
| Microsoft Windows Server 2016 | 3.7 | 3.81 | 9.4 TS1M5 | 9.4 TS1M7 | ||
| Microsoft Windows Server 2012 Std | 3.7 | 3.81 | 9.4 TS1M5 | 9.4 TS1M7 | ||
| Microsoft Windows Server 2012 R2 Std | 3.7 | 3.81 | 9.4 TS1M5 | 9.4 TS1M7 | ||
| Microsoft Windows Server 2012 R2 Datacenter | 3.7 | 3.81 | 9.4 TS1M5 | 9.4 TS1M7 | ||
| Microsoft Windows Server 2012 Datacenter | 3.7 | 3.81 | 9.4 TS1M5 | 9.4 TS1M7 | ||
| Microsoft Windows Server 2008 for x64 | 3.7 | 3.81 | 9.4 TS1M5 | 9.4 TS1M7 | ||
| Microsoft Windows Server 2008 R2 | 3.7 | 3.81 | 9.4 TS1M5 | 9.4 TS1M7 | ||
| Microsoft Windows Server 2008 | 3.7 | 3.81 | 9.4 TS1M5 | 9.4 TS1M7 | ||
| Microsoft Windows 10 | 3.7 | 3.81 | 9.4 TS1M5 | 9.4 TS1M7 | ||
| Microsoft Windows 8.1 Pro x64 | 3.7 | 3.81 | 9.4 TS1M5 | 9.4 TS1M7 | ||
| Microsoft Windows 8.1 Pro 32-bit | 3.7 | 3.81 | 9.4 TS1M5 | 9.4 TS1M7 | ||
| Microsoft Windows 8.1 Enterprise x64 | 3.7 | 3.81 | 9.4 TS1M5 | 9.4 TS1M7 | ||
| Microsoft Windows 8.1 Enterprise 32-bit | 3.7 | 3.81 | 9.4 TS1M5 | 9.4 TS1M7 | ||
| Microsoft Windows 8 Pro x64 | 3.7 | 3.81 | 9.4 TS1M5 | 9.4 TS1M7 | ||
| Microsoft Windows 8 Pro 32-bit | 3.7 | 3.81 | 9.4 TS1M5 | 9.4 TS1M7 | ||
| Microsoft Windows 8 Enterprise x64 | 3.7 | 3.81 | 9.4 TS1M5 | 9.4 TS1M7 | ||
| Microsoft Windows 8 Enterprise 32-bit | 3.7 | 3.81 | 9.4 TS1M5 | 9.4 TS1M7 | ||
| Microsoft® Windows® for x64 | 3.7 | 3.81 | 9.4 TS1M5 | 9.4 TS1M7 | ||
| 64-bit Enabled Solaris | 3.7 | 3.81 | 9.4 TS1M5 | 9.4 TS1M7 | ||
| HP-UX IPF | 3.7 | 3.81 | 9.4 TS1M5 | 9.4 TS1M7 | ||
| Linux for x64 | 3.7 | 3.81 | 9.4 TS1M5 | 9.4 TS1M7 | ||
| Solaris for x64 | 3.7 | 3.81 | 9.4 TS1M5 | 9.4 TS1M7 | ||
| SAS System | SAS Studio for Viya | Microsoft® Windows® for x64 | 4.4 | 5.2 | Viya | Viya |
| Linux for x64 | 4.4 | 5.2 | Viya | Viya | ||