I'm getting the following error message trying to index a vcf file using igv-tool menu to view in igv (see screen shot). I'm using version 2.10.3 on windows.
ERROR [2021-08-27T13:56:14,478] [IgvToolsGui.java:515] Error indexing file
java.lang.RuntimeException: java.lang.IllegalArgumentException: Flag is an unsupported type for this kind of field
at org.broad.igv.tools.IgvTools.doIndex(IgvTools.java:1004) ~[igv.jar:?]
at org.broad.igv.tools.IgvTools.doIndex(IgvTools.java:916) ~[igv.jar:?]
at org.broad.igv.tools.IgvToolsGui$7.doInBackground(IgvToolsGui.java:513) [igv.jar:?]
at javax.swing.SwingWorker$1.call(Unknown Source) [?:?]
at java.util.concurrent.FutureTask.run(Unknown Source) [?:?]
at javax.swing.SwingWorker.run(Unknown Source) [?:?]
at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) [?:?]
at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) [?:?]
at java.lang.Thread.run(Unknown Source) [?:?]
Caused by: java.lang.IllegalArgumentException: Flag is an unsupported type for this kind of field
at htsjdk.variant.vcf.VCFCompoundHeaderLine.<init>(VCFCompoundHeaderLine.java:243) ~[htsjdk-2.24.1.jar:?]
at htsjdk.variant.vcf.VCFFormatHeaderLine.<init>(VCFFormatHeaderLine.java:50) ~[htsjdk-2.24.1.jar:?]
at htsjdk.variant.vcf.AbstractVCFCodec.parseHeaderFromLines(AbstractVCFCodec.java:198) ~[htsjdk-2.24.1.jar:?]
at htsjdk.variant.vcf.VCFCodec.readActualHeader(VCFCodec.java:111) ~[htsjdk-2.24.1.jar:?]
at org.broad.igv.feature.tribble.VCFWrapperCodec.readActualHeader(VCFWrapperCodec.java:92) ~[igv.jar:?]
at htsjdk.tribble.AsciiFeatureCodec.readHeader(AsciiFeatureCodec.java:79) ~[htsjdk-2.24.1.jar:?]
at htsjdk.tribble.AsciiFeatureCodec.readHeader(AsciiFeatureCodec.java:37) ~[htsjdk-2.24.1.jar:?]
at htsjdk.tribble.index.IndexFactory$FeatureIterator.<init>(IndexFactory.java:605) ~[htsjdk-2.24.1.jar:?]
at htsjdk.tribble.index.IndexFactory.createLinearIndex(IndexFactory.java:272) ~[htsjdk-2.24.1.jar:?]
at htsjdk.tribble.index.IndexFactory.createLinearIndex(IndexFactory.java:257) ~[htsjdk-2.24.1.jar:?]
at org.broad.igv.tools.IgvTools.createTribbleIndex(IgvTools.java:1068) ~[igv.jar:?]
at org.broad.igv.tools.IgvTools.doIndex(IgvTools.java:987) ~[igv.jar:?]
... 8 more
ERROR [2021-08-27T13:56:49,099] [IgvToolsGui.java:515] Error indexing file
java.lang.RuntimeException: java.lang.IllegalArgumentException: Flag is an unsupported type for this kind of field
at org.broad.igv.tools.IgvTools.doIndex(IgvTools.java:1004) ~[igv.jar:?]
at org.broad.igv.tools.IgvTools.doIndex(IgvTools.java:916) ~[igv.jar:?]
at org.broad.igv.tools.IgvToolsGui$7.doInBackground(IgvToolsGui.java:513) [igv.jar:?]
at javax.swing.SwingWorker$1.call(Unknown Source) [?:?]
at java.util.concurrent.FutureTask.run(Unknown Source) [?:?]
at javax.swing.SwingWorker.run(Unknown Source) [?:?]
at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) [?:?]
at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) [?:?]
at java.lang.Thread.run(Unknown Source) [?:?]
Caused by: java.lang.IllegalArgumentException: Flag is an unsupported type for this kind of field
at htsjdk.variant.vcf.VCFCompoundHeaderLine.<init>(VCFCompoundHeaderLine.java:243) ~[htsjdk-2.24.1.jar:?]
at htsjdk.variant.vcf.VCFFormatHeaderLine.<init>(VCFFormatHeaderLine.java:50) ~[htsjdk-2.24.1.jar:?]
at htsjdk.variant.vcf.AbstractVCFCodec.parseHeaderFromLines(AbstractVCFCodec.java:198) ~[htsjdk-2.24.1.jar:?]
at htsjdk.variant.vcf.VCFCodec.readActualHeader(VCFCodec.java:111) ~[htsjdk-2.24.1.jar:?]
at org.broad.igv.feature.tribble.VCFWrapperCodec.readActualHeader(VCFWrapperCodec.java:92) ~[igv.jar:?]
at htsjdk.tribble.AsciiFeatureCodec.readHeader(AsciiFeatureCodec.java:79) ~[htsjdk-2.24.1.jar:?]
at htsjdk.tribble.AsciiFeatureCodec.readHeader(AsciiFeatureCodec.java:37) ~[htsjdk-2.24.1.jar:?]
at htsjdk.tribble.index.IndexFactory$FeatureIterator.<init>(IndexFactory.java:605) ~[htsjdk-2.24.1.jar:?]
at htsjdk.tribble.index.IndexFactory.createLinearIndex(IndexFactory.java:272) ~[htsjdk-2.24.1.jar:?]
at htsjdk.tribble.index.IndexFactory.createLinearIndex(IndexFactory.java:257) ~[htsjdk-2.24.1.jar:?]
at org.broad.igv.tools.IgvTools.createTribbleIndex(IgvTools.java:1068) ~[igv.jar:?]
at org.broad.igv.tools.IgvTools.doIndex(IgvTools.java:987) ~[igv.jar:?]
... 8 more
ERROR [2021-08-27T14:56:14,486] [IgvToolsGui.java:515] Error indexing file
java.lang.RuntimeException: java.lang.IllegalArgumentException: Flag is an unsupported type for this kind of field
at org.broad.igv.tools.IgvTools.doIndex(IgvTools.java:1004) ~[igv.jar:?]
at org.broad.igv.tools.IgvTools.doIndex(IgvTools.java:916) ~[igv.jar:?]
at org.broad.igv.tools.IgvToolsGui$7.doInBackground(IgvToolsGui.java:513) [igv.jar:?]
at javax.swing.SwingWorker$1.call(Unknown Source) [?:?]
at java.util.concurrent.FutureTask.run(Unknown Source) [?:?]
at javax.swing.SwingWorker.run(Unknown Source) [?:?]
at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) [?:?]
at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) [?:?]
at java.lang.Thread.run(Unknown Source) [?:?]
Caused by: java.lang.IllegalArgumentException: Flag is an unsupported type for this kind of field
at htsjdk.variant.vcf.VCFCompoundHeaderLine.<init>(VCFCompoundHeaderLine.java:243) ~[htsjdk-2.24.1.jar:?]
at htsjdk.variant.vcf.VCFFormatHeaderLine.<init>(VCFFormatHeaderLine.java:50) ~[htsjdk-2.24.1.jar:?]
at htsjdk.variant.vcf.AbstractVCFCodec.parseHeaderFromLines(AbstractVCFCodec.java:198) ~[htsjdk-2.24.1.jar:?]
at htsjdk.variant.vcf.VCFCodec.readActualHeader(VCFCodec.java:111) ~[htsjdk-2.24.1.jar:?]
at org.broad.igv.feature.tribble.VCFWrapperCodec.readActualHeader(VCFWrapperCodec.java:92) ~[igv.jar:?]
at htsjdk.tribble.AsciiFeatureCodec.readHeader(AsciiFeatureCodec.java:79) ~[htsjdk-2.24.1.jar:?]
at htsjdk.tribble.AsciiFeatureCodec.readHeader(AsciiFeatureCodec.java:37) ~[htsjdk-2.24.1.jar:?]
at htsjdk.tribble.index.IndexFactory$FeatureIterator.<init>(IndexFactory.java:605) ~[htsjdk-2.24.1.jar:?]
at htsjdk.tribble.index.IndexFactory.createLinearIndex(IndexFactory.java:272) ~[htsjdk-2.24.1.jar:?]
at htsjdk.tribble.index.IndexFactory.createLinearIndex(IndexFactory.java:257) ~[htsjdk-2.24.1.jar:?]
at org.broad.igv.tools.IgvTools.createTribbleIndex(IgvTools.java:1068) ~[igv.jar:?]
at org.broad.igv.tools.IgvTools.doIndex(IgvTools.java:987) ~[igv.jar:?]
... 8 more