(Trisquel 7.0, Inkscape r15546)
1. Open the attached file
2. Move the purple rectangle twice
3. Undo twice
What happens:
The first undo operation works just fine. The second one, however, fails to execute at all. When Inkscape is executed from the command line the following appears:
(inkscape:4465): Gtk-WARNING **: Failed to set text from markup due to error parsing markup: Error on line 1: Entity did not end with a semicolon; most likely you used an ampersand character without intending to start an entity — escape ampersand as &
** (inkscape:4465): WARNING **: Incomplete undo transaction:
** (inkscape:4465): WARNING **: Event: Set attribute d to "m 15.524,16.792 6.272,3.264 1.26,-10.506 2.016,10.166 4.928,-1.36 -3.78,5.236 3.276,5.236 -4.676,-1.836 -1.12,10.778 -1.764,-10.982 -5.152,2.516 3.892,-6.018 z m -35.756,11.384 4.704,2.592 0.945,-8.343 1.512,8.073 3.696,-1.08 -2.835,4.158 2.457,4.158 -3.507,-1.458 -0.84,8.559 -1.323,-8.721 -3.864,1.998 2.919,-4.779 z m -21.152,-28 6.048,2.592 1.215,-8.343 1.944,8.073 4.752,-1.08 -3.645,4.158 3.159,4.158 -4.509,-1.458 -1.08,8.559 -1.701,-8.721 -4.968,1.998 3.753,-4.779 z m 13.344,-43.64 4.48,2.112 0.9,-6.798 1.44,6.578 3.52,-0.88 -2.7,3.388 2.34,3.388 -3.34,-1.188 -0.8,6.974 -1.26,-7.106 -3.68,1.628 2.78,-3.894 z m 39.732,4.576 5.376,2.304 1.08,-7.416 1.728,7.176 4.224,-0.96 -3.24,3.696 2.808,3.696 -4.008,-1.296 -0.96,7.608 -1.512,-7.752 -4.416,1.776 3.336,-4.248 z m -16.192,35.188 -9.3,-17.2 13.5,13.3 8.6,-13.8 -4.7,15.8 16.5,5.6 -15.9,2.6 6.1,19.3 -11.9,-20.5 -7.8,18.2 3.4,-19.7 -14.8,-2 z" on #<Element:0x0x14d6fd0>
** (inkscape:4465): WARNING **: Event: Set attribute d to "m -29.2,-21.2 22.4,9.6 4.5,-30.9 7.2,29.9 17.6,-4 -13.5,15.4 11.7,15.4 -16.7,-5.4 -4,31.7 -6.3,-32.3 -18.4,7.4 13.9,-17.7 z" on #<Element:0x0x14d6ee0>
** (inkscape:4465): WARNING **: Event: Set attribute d to "m 22.116461,18.321374 c 1.760924,1.089834 3.505035,2.175916 5.239651,3.263338 0.976495,-3.75618 1.755873,-7.543276 2.323396,-11.342944 0.43068,3.622306 0.673595,7.246057 0.737615,10.854487 1.5806,-0.551695 3.157336,-1.110755 4.729233,-1.677347 -1.407869,1.945226 -2.870806,3.87353 -4.38451,5.782937 0.650098,1.824623 1.25622,3.646206 1.819188,5.462658 -0.05676,-0.02646 -3.803748,-1.771602 -3.860503,-1.798066 -1.202846,3.819121 -2.605007,7.593714 -4.191042,11.30413 0.7197,-3.76247 1.251276,-7.581077 1.582629,-11.433942 -1.781311,0.935749 -3.575446,1.86141 -5.379954,2.776628 1.728226,-2.127592 3.394914,-4.278705 4.994552,-6.449839 -1.137989,-2.245509 -2.340747,-4.493421 -3.610255,-6.74204 z m -35.017021,12.293575 c 1.200182,0.89834 2.389409,1.790919 3.5724059,2.681544 1.0967971,-2.838816 2.0853028,-5.705022 2.9599427,-8.589495 -0.108786,2.791821 -0.3217896,5.568392 -0.6349567,8.322879 1.2304316,-0.364836 2.4594589,-0.732581 3.6865227,-1.103179 -1.2480815,1.42417 -2.5244917,2.83958 -3.8276292,4.244629 0.3120716,1.411523 0.5987501,2.816767 0.8605524,4.21509 0.059008,0.03235 -2.7678678,-1.518348 -2.7088598,-1.485995 -1.228603,2.876383 -2.567873,5.718578 -4.011943,8.516912 0.805158,-2.859042 1.502365,-5.760114 2.086245,-8.694109 -1.405236,0.662203 -2.816898,1.319905 -4.233792,1.972635 1.460939,-1.583844 2.88797,-3.182136 4.279102,-4.792441 -0.637172,-1.753325 -1.312647,-3.516217 -2.02759,-5.28847 z m -15.420929,-29.6137283 c 1.82061,0.9866423 3.633053,1.96075 5.433717,2.9219974 0.232809,-1.6040918 0.428696,-3.20833444 0.586812,-4.81114113 0.01227,-0.11946147 0.02434,-0.23893667 0.03619,-0.35842557 0.115214,-1.1950031 0.210436,-2.3885774 0.286265,-3.5805042 0.319944,1.2042098 0.62105,2.4092831 0.90257,3.6148984 0.02764,0.120605 0.05507,0.24119137 0.08229,0.36175772 0.352738,1.52154756 0.673092,3.04283428 0.961591,4.56314588 1.435169,-0.3451382 2.867732,-0.6951974 4.296929,-1.0503721 -1.099584,1.4376399 -2.232862,2.8743353 -3.397553,4.3081649 0.884595,1.475923 1.741046,2.9471245 2.570124,4.41432 -1.317068,-0.529548 -2.637156,-1.064026 -3.959399,-1.6035133 -0.544135,2.9888353 -1.214032,5.9719423 -2.004315,8.9392643 -0.04185,-3.04133 -0.206605,-6.099821 -0.498785,-9.1685906 -1.547959,0.6616606 -3.104516,1.3192166 -4.667386,1.9722416 1.287017,-1.6394434 2.535015,-3.2830764 3.741244,-4.9278289 -1.414146,-1.8534035 -2.869954,-3.7171085 -4.370298,-5.5954144 z m 3.035448,-44.4969607 c 1.559354,0.740493 3.112825,1.472867 4.662658,2.198233 -0.562922,-2.246257 -1.177111,-4.474765 -1.837419,-6.683506 1.299739,2.150209 2.56204,4.31725 3.781572,6.498722 0.905964,-0.277584 1.807859,-0.559689 2.705655,-0.84639 -0.3479,1.114823 -0.712731,2.231661 -1.094845,3.350547 1.072584,1.13369 2.134937,2.269008 3.185895,3.405265 -1.097363,-0.400615 -2.196242,-0.80538 -3.297085,-1.214514 0.54891,2.328137 1.040211,4.673172 1.468328,7.032897 -1.042934,-2.411972 -2.146808,-4.810482 -3.304988,-7.192694 -0.886847,0.524898 -1.780611,1.045703 -2.681343,1.562684 0.396505,-1.285123 0.770944,-2.567009 1.123895,-3.845738 -1.554519,-1.420848 -3.126469,-2.843535 -4.712323,-4.265506 z m 35.601849,3.722371 c 1.806153,0.641546 3.608222,1.273871 5.409249,1.898594 -0.670802,-2.512162 -1.413784,-5.00091 -2.221508,-7.462798 1.539504,2.30256 3.032337,4.630716 4.470495,6.982221 1.045221,-0.446365 2.083887,-0.89988 3.115899,-1.360643 -0.380691,1.34314 -0.788033,2.687152 -1.222382,4.031605 1.255298,1.162646 2.499736,2.33005 3.731502,3.501776 -1.28229,-0.315298 -2.564926,-0.635044 -3.848598,-0.959622 0.645924,2.609209 1.210752,5.241134 1.686418,7.892118 -1.197837,-2.634673 -2.476612,-5.246448 -3.826404,-7.832497 -1.033075,0.72035 -2.077634,1.43322 -3.133582,2.138886 0.472998,-1.52032 0.912055,-3.039672 1.317824,-4.557559 -1.810094,-1.426483 -3.638393,-2.851376 -5.478913,-4.272081 z m -5.5895716,36.9831915 c -3.1473597,-5.952305 -6.778547,-11.8826695 -10.7736081,-17.7564525 4.9332581,4.516943 9.6983863,9.045609 14.1861262,13.544836 2.0491965,-4.921996 3.7216985,-9.848387 5.0443545,-14.769954 -0.02208,5.537823 -0.455781,11.126961 -1.361061,16.7384972 3.129045,1.083642 6.238103,2.143765 9.34846,3.1934273 0.0031,0.00104 0.917211,0.3117821 0.920274,0.3128251 1.641127,0.55103111 3.281751,1.09931052 4.917078,1.64394252 -4.712108,1.24471248 -9.460661,2.40713678 -14.231467,3.49627938 1.879003,6.7455285 3.097592,13.5325355 3.706631,20.2675955 -2.304249,-7.116367 -5.267426,-14.2598453 -8.946293,-21.3692356 -2.2479116,6.4542594 -5.1554174,12.9046506 -8.6240584,19.2442846 2.2238845,-6.85574 3.7962005,-13.8064522 4.6311977,-20.7276175 -3.82706347,-0.52273746 -7.6565672,-1.08435026 -11.4869309,-1.6893682 -0.6284018,-0.10024407 -1.2568831,-0.2016519 -1.8855621,-0.30424771 -1.231e-4,1.36e-5 0.5336105,-0.0592663 0.5334875,-0.0592527 4.6885711,-0.5202089 9.36295772,-1.1066938 14.0213716,-1.7655594 z" on #<Element:0x0x14d6fd0>
** (inkscape:4465): WARNING **: Event: Set attribute d to "m -19.743481,-20.978707 c 7.34771,3.503813 14.4578565,6.769314 21.5906581,9.965375 -0.1407573,-10.777922 -1.88216274,-21.385229 -4.7250834,-31.609721 5.9941372,9.7453 11.1576128,19.866154 14.9394173,30.182397 4.964128,-1.655526 9.848468,-3.418903 14.648996,-5.306043 -2.552363,5.421962 -5.55786,10.7868667 -9.034788,16.0960093 -0.08283,0.1259425 -0.165937,0.2518143 -0.249327,0.3776166 -0.148926,0.2264416 -0.29872,0.45274792 -0.449374,0.67891572 3.785894,5.27983868 7.171159,10.59896738 10.184516,15.94954238 -4.863124,-1.689706 -9.822605,-3.424534 -14.73561,-5.169973 -1.857062,11.222571 -5.560413,22.388721 -10.7571508,32.99571 2.1154702,-10.814474 2.6905443,-22.10762 1.4592548,-33.4137153 -5.6976013,2.6792173 -11.5556494,5.2794143 -17.476093,7.7904293 4.9883629,-6.00565 9.476114,-12.1314438 13.3164745,-18.25720301 0.0635955,-0.10036527 0.12702029,-0.20077612 0.19027502,-0.30123379 1.04e-6,1.2e-6 -0.0525055,-0.06119 -0.0525044,-0.061188 -5.73836228,-6.5658214 -12.11204008,-13.2449298 -18.84966108,-19.9169178 z" on #<Element:0x0x14d6ee0>
(inkscape:4465): Gtk-WARNING **: Failed to set text from markup due to error parsing markup: Error on line 1: Entity did not end with a semicolon; most likely you used an ampersand character without intending to start an entity — escape ampersand as &
On Windows 10:
- not reproduced with Inkscape 0.92.1 r15371
(yes, there are console messages about undo, but the operation does not fail)
- reproduced with lp:inkscape r15546 (local build, devlibs64)
On OS X 10.7.5:
- not reproduced with lp:inkscape/0.92.x r15394
(see above)