$ keepass 

(mono:1922): Gtk-WARNING **: 00:35:20.212: Unable to locate theme engine in module_path: "adwaita",
System.ArgumentOutOfRangeException: Value '-2147483648' must be greater than or equal to 0.
Parameter name: SmallChange
  at System.Windows.Forms.ScrollBar.set_SmallChange (System.Int32 value) [0x00019] in <5ad3d0bd1cd24243af30eb325f259ec8>:0 
  at (wrapper remoting-invoke-with-check) System.Windows.Forms.ScrollBar.set_SmallChange(int)
  at System.Windows.Forms.ListView.CalculateScrollBars () [0x0021a] in <5ad3d0bd1cd24243af30eb325f259ec8>:0 
  at System.Windows.Forms.ListView.CalculateListView (System.Windows.Forms.ListViewAlignment align) [0x000df] in <5ad3d0bd1cd24243af30eb325f259ec8>:0 
  at System.Windows.Forms.ListView.Redraw (System.Boolean recalculate) [0x0001d] in <5ad3d0bd1cd24243af30eb325f259ec8>:0 
  at System.Windows.Forms.ListView.EndUpdate () [0x00007] in <5ad3d0bd1cd24243af30eb325f259ec8>:0 
  at (wrapper remoting-invoke-with-check) System.Windows.Forms.ListView.EndUpdate()
  at KeePass.Forms.MainForm.UpdateColumnsEx (System.Boolean bGuiToInternal) [0x001b0] in <027bc2b5e02740faac13bd0c651efe3a>:0 
  at KeePass.Forms.MainForm.OnFormLoad (System.Object sender, System.EventArgs e) [0x00821] in <027bc2b5e02740faac13bd0c651efe3a>:0 
  at System.Windows.Forms.Form.OnLoad (System.EventArgs e) [0x0001f] in <5ad3d0bd1cd24243af30eb325f259ec8>:0 
  at System.Windows.Forms.Form.OnLoadInternal (System.EventArgs e) [0x00023] in <5ad3d0bd1cd24243af30eb325f259ec8>:0