UNIX for Dummies Questions & Answers

"Exception in thread "main" java.awt.HeadlessException
    at java.awt.GraphicsEnvironment.checkHeadless(GraphicsEnvironment.java:173)
    at java.awt.Window.<init>(Window.java:437)
    at java.awt.Frame.<init>(Frame.java:419)
    at java.awt.Frame.<init>(Frame.java:384)
    at javax.swing.JFrame.<init>(JFrame.java:174)
    at uk.ac.starlink.topcat.AuxWindow.<init>(AuxWindow.java:95)
    at uk.ac.starlink.topcat.ControlWindow.<init>(ControlWindow.java:218)
    at uk.ac.starlink.topcat.ControlWindow.getInstance(ControlWindow.java:673)
    at uk.ac.starlink.topcat.Driver.getControlWindow(Driver.java:470)
    at uk.ac.starlink.topcat.Driver.runMain(Driver.java:379)
    at uk.ac.starlink.topcat.Driver.main(Driver.java:177)"

"making in ./src/ds9
make[1]: Entering directory `/pool/zhtools-3.0.4/src/ds9'
make[1]: Leaving directory `/pool/zhtools-3.0.4/src/ds9'
making in ./src/util/src
make[1]: Entering directory `/pool/zhtools-3.0.4/src/util/src'
f95  -e -O -DF95 -xlang=f77  -I/pool/zhtools-3.0.4/include -DZHDATA="''" -c -o dataenv.o dataenv.F
f95: language lang=f77 not recognized
f95: language lang=f77 not recognized
f95: dataenv.F: linker input file unused because linking not done
......
f95  -e -O -DF95 -xlang=f77  -I/pool/zhtools-3.0.4/include  -c -o sort2.o sort2.f
f95: language lang=f77 not recognized
f95: language lang=f77 not recognized
f95: sort2.f: linker input file unused because linking not done
ar cruv /pool/zhtools-3.0.4/lib/libzhtools.a abs_path.o       first3w.o      newunit.o      sort3.o ad_rad.o       fixstring.o      no.o          sort4.o atrousimg.o       fk45z.o      none.o      splitwords.o atrousstep.o       floodfill.o      norm.o      splitwords_char.o atrousstep_0.o       floor.o      o_f_i.o      strbcat.o ccorr2d.o       fmin.o      open_fits.o      strcat.o check_cl.o       fourn.o      poi.o          strchr.o check_naxis.o       fscanf_.o      poidev.o      strcmp.o cl_or_read_par.o   ft_printerr.o  poiprob.o      strcpy.o cmplx_mult.o       ft_same_f.o      prebn.o      strlow.o conv_gauss.o       g_cl.o      prec.o      strncat.o conv_mex.o       g_i_size.o      preces.o      strncmp.o conv_rect1.o       g_image.o      quanc8.o      strncpy.o conv_rect1_1D_d.o  g_num_p.o      r_f_i.o      strrchr.o cr_f_i.o       g_p_or_a.o      r_f_i_u.o      strstr.o crmvblk.o       g_p_v.o      ran1.o      svbksb.o daf2r.o           g_p_v_d.o      ran2.o      svdcmp.o dafin.o           gamma.o      ranref.o      svdfit.o dataenv.o       gammpq.o      readwrite.o      svdksb.o dcc2s.o           gasdev.o      real_path.o      svdvar.o dcs2c.o           idchf.o      rearrange.o      symlnk.o dd2tf.o           idistance.o      refvec.o      symlnk_c.o deuler.o       if_peak.o      replace_char.o  system1.o dfltin.o       imsmo.o      resize_img.o      system2.o diffr_w8.o       indexx.o      rlft2.o      toupper.o dmxv.o           isanum.o      rlft3.o      u_wants_clob.o dr2af.o           isanum_c.o      rmblanks.o      w_f_i.o dr2tf.o           isfits.o      saoimage.o      w_f_i_h.o dranrm.o       lastasci.o      scanf_.o      w_f_i_h_u.o dsep.o           lfblnk.o      select.o      w_f_i_h_u_wcs.o dtf2d.o           load_par.o      setran.o      whereiseq.o dtf2r.o           locate.o      show_c1.o      worldpos.o epb2d.o           lowstring.o      show_i2.o      wt_ferrmsg.o epj.o           marith.o      show_i4.o      xcopynoscale.o epsmach.o       mcarith.o      show_r4.o      xcopyscale.o exiterror.o       mcopy.o      show_r8.o      xcpnsclps.o fact.o           min_max.o      simplx2.o      yes.o fcecho.o       move_ext.o      simplx28.o      zeroin.o fcstln.o       msarith.o      simplx3.o      zhhelp.o fileenv.o       mset.o      sort.o      zhhelp_c.o finis.o           mtrx_smult.o   sort2.o
ar: abs_path.o: No such file or directory
make[1]: *** [/pool/zhtools-3.0.4/lib/libzhtools.a] Error 1
make[1]: Leaving directory `/pool/zhtools-3.0.4/src/util/src'"

$ chsh -s bash