Exception in create arithmetic track view

[olegs]

Exception in thread "Thread-5" kotlin.UninitializedPropertyAccessException: lateinit property bfSource has not been initialized
	at org.jetbrains.bio.browser.tracks.big.BigWigTrackView.getBfSource(BigWigTrackView.kt:56)
	at org.jetbrains.bio.browser.tracks.big.BigWigTrackView.getTrackSource(BigWigTrackView.kt:60)
	at org.jetbrains.bio.browser.GenomeBrowser.prepareTrackInitialSnapshot(GenomeBrowser.kt:363)
	at org.jetbrains.bio.browser.command.AddTracksCommand$Companion.new(BrowserCommand.kt:483)
	at org.jetbrains.bio.browser.command.AddTracksCommand$Companion.new$default(BrowserCommand.kt:478)
	at org.jetbrains.bio.browser.desktop.DesktopGenomeBrowser$addAndProcessNewTracks$1.invoke(DesktopGenomeBrowser.kt:367)
	at org.jetbrains.bio.browser.desktop.DesktopGenomeBrowser$addAndProcessNewTracks$1.invoke(DesktopGenomeBrowser.kt:361)
	at org.jetbrains.bio.browser.desktop.dialogs.ProgressDialog$display$block$1$calculation$1.invoke(ProgressDialog.kt:176)
	at org.jetbrains.bio.browser.desktop.dialogs.ProgressDialog$display$block$1$calculation$1.invoke(ProgressDialog.kt:173)
	at org.jetbrains.bio.browser.desktop.dialogs.ProgressDialog$display$block$1.invoke$lambda-0(ProgressDialog.kt:216)
	at java.base/java.lang.Thread.run(Thread.java:840)