(OCT interface... OK, included in io package) Checking Excel/ActiveX/COM... not working. 1. Checking Octave's Java support... OK. 2. Checking Java dependencies... Checking Java JRE presence.... OK, found one. Java seems to work OK. Java (version 1.8.0_202) seems OK. Maximum JVM memory: 3618 MiB; sufficient. Checking javaclasspath for .jar class libraries needed for spreadsheet I/O...: Basic POI (.xls) : apache-poi./poi-3/poi-4....jar missing apache-poi-ooxml./poi-ooxml-3/poi-ooxml-4....jar missing => Not all classes (.jar) required for POI in classpath POI OOXML (.xlsx) : xbean/xmlbean....jar missing apache-poi-ooxml-schemas/poi-ooxml-schemas....jar missing dom4j....jar missing commons-collections4....jar missing commons-compress-1.18....jar missing => Some classes for POI OOXML support missing JExcelAPI (.xls (incl. BIFF5 read)) : jxl....jar missing => Not all required classes (.jar) for JXL in classpath OpenXLS (.xls - BIFF8 & .xlsx - OOXML) : OpenXLS....jar missing gwt-servlet-deps....jar missing ODF Toolkit (.ods) : odfdom....jar missing xerces....jar missing xml-apis/xml-commons-apis....jar missing => Not all required classes (.jar) in classpath for OTK jOpenDocument (.ods + experimental .sxc readonly) : jOpenDocument....jar missing => Not all required classes (.jar) for JOD in classpath UNO/Java (.ods, .xls, .xlsx, .sxc) : program....jar missing unoil....jar missing jurt....jar missing juh....jar missing unoloader....jar missing ridl....jar missing => One or more UNO classes (.jar) missing in javaclasspath Some class libs lacking yet... a = 0 b = { [1,1] = OCT } c = [](0x0) Testing XLS None. warning: xlsopen.m: no '.xls' spreadsheet I/O support with available interfaces. Testing ODS Detected XLS interfaces: ans = NaN 3.21000 42.00000 3.14159 NaN 737489.00000 Testing XLSX ans = NaN 3.21000 42.00000 3.14159 NaN 43529.00000