No all objects to modify layout
All objects to apply filter are...
 User Defined 250
Making new file ...
-----------------------------------------
 Type     Filter (Compression)     Name
-----------------------------------------
 group                       /
 warning: could not create dataset </dset1>. Applying original settings
 dset                        /dset1
 warning: could not create dataset </dset2>. Applying original settings
 dset                        /dset2
 warning: could not create dataset </dset3>. Applying original settings
 dset                        /dset3
 warning: could not create dataset </dset4>. Applying original settings
 dset                        /dset4
 warning: could not create dataset </dset_chunk>. Applying original settings
 dset                        /dset_chunk
 warning: could not create dataset </dset_compact>. Applying original settings
 dset                        /dset_compact
 warning: could not create dataset </dset_contiguous>. Applying original settings
 dset                        /dset_contiguous
