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Re: save and load bug.


From: Ben Abbott
Subject: Re: save and load bug.
Date: Sat, 27 Dec 2008 23:07:38 -0500


On Dec 27, 2008, at 10:16 PM, GARY FORBIS wrote:


> CC: address@hidden
> From: address@hidden
> To: address@hidden
> Subject: Re: save and load bug.
> Date: Sat, 27 Dec 2008 21:51:03 -0500
>
>
> On Dec 27, 2008, at 8:50 PM, GARY FORBIS wrote:
>
> > a> I tried a simple version
> > >
> > > a = -rand (1, 500);
> > > save -text test.txt a
> > > clear all
> > > load test.txt
> > > whos a
> > >
> > > Running both 3.0.3 and the developers sources load() appears to
> > work.
> > >
> > > I you are unable to produce a simple example which demonstrates the > > > problem, can you attach a file that doesn't load so that it may be
> > > examined?
> > >
> > > Ben
> >
> > I thought I gave it. Here it is again:
> >
> > a=-0.03597396637549816
> > b=[]
> > for x=1:500
> > b=[b,a]
> > save stest b
> > load stest
> > end
> >
> > Here it is running:
> >
> > octave-3.0.3.exe:13> a=-0.03597396637549816
> > a = -0.035974
> > octave-3.0.3.exe:14>
> > octave-3.0.3.exe:14> b=[]
> > b = [](0x0)
> > octave-3.0.3.exe:15> for x=1:500
> > > b=[b,a]
> > > save stest b
> > > load stest
> > > end
> > error: load: failed to load matrix constant
> > error: load: trouble reading ascii file `stest'
> > error: load: reading file stest
> > error: evaluating for command near line 15, column 1
> > octave-3.0.3.exe:15>
> >
> > The reason I wrote it that way was because it fails predictably.
> > Another version:
> >
> > a=-0.03597396637549816
> > b=[]
> >
> > for x=1:383
> > b=[b,a]
> > end
> > save stest b
> > load stest
> > b=[b,a]
> > save stest b
> > load stest
> >
> > In this second program the first case loads and the second fails.
>
> I tried your examples again ... they both run without error for Octave
> 3.0.3 and Octave built from the developers sources.
>
> What do you get when you type "which load" and "which save"?
>
> Ben
>

octave-3.0.3.exe:1> which load
load is a built-in command
octave-3.0.3.exe:2> which save
save is a built-in command


GNU Octave, version 3.0.3
Copyright (C) 2008 John W. Eaton and others.
This is free software; see the source code for copying conditions.
There is ABSOLUTELY NO WARRANTY; not even for MERCHANTIBILITY or
FITNESS FOR A PARTICULAR PURPOSE.  For details, type `warranty'.
Octave was configured for "i686-pc-msdosmsvc".

Package Name       | Version | Installation directory
-------------------+---------+-----------------------
ann *| 1.0.1 | ...\Octave\share\octave\packages \ann-1.0.1 arpack *| 1.0.6 | ...\Octave\share\octave\packages \arpack-1.0.6 audio *| 1.1.2 | ...\Octave\share\octave\packages \audio-1.1.2 benchmark *| 1.0.0 | ...\Octave\share\octave\packages \benchmark-1.0.0 bioinfo *| 0.1.1 | ...\Octave\share\octave\packages \bioinfo-0.1.1 combinatorics *| 1.0.7 | ...\share\octave\packages \combinatorics-1.0.7 communications *| 1.0.8 | ...\share\octave\packages \communications-1.0.8 control *| 1.0.7 | ...\Octave\share\octave\packages \control-1.0.7 data-smoothing *| 1.1.1 | ...\share\octave\packages\data- smoothing-1.1.1 database *| 1.0.1 | ...\Octave\share\octave\packages \database-1.0.1 econometrics *| 1.0.7 | ...\share\octave\packages \econometrics-1.0.7 financial *| 0.3.0 | ...\Octave\share\octave\packages \financial-0.3.0 fixed *| 0.7.8 | ...\Octave\share\octave\packages \fixed-0.7.8 ftp *| 1.0.1 | ...\Octave\share\octave\packages \ftp-1.0.1 ga *| 0.9.4 | ...\Octave\share\octave\packages \ga-0.9.4 general *| 1.0.7 | ...\Octave\share\octave\packages \general-1.0.7 gsl *| 1.0.7 | ...\Octave\share\octave\packages \gsl-1.0.7 ident *| 1.0.6 | ...\Octave\share\octave\packages \ident-1.0.6 image *| 1.0.8 | ...\Octave\share\octave\packages \image-1.0.8 informationtheory *| 0.1.6 | ...\octave\packages \informationtheory-0.1.6 io *| 1.0.7 | ...\Octave\share\octave\packages \io-1.0.7 irsa *| 1.0.6 | ...\Octave\share\octave\packages \irsa-1.0.6 java *| 1.2.5 | ...\Octave\share\octave\packages \java-1.2.5 jhandles | 0.3.4 | ...\Octave\share\octave\packages \jhandles-0.3.4 linear-algebra *| 1.0.6 | ...\share\octave\packages\linear- algebra-1.0.6 miscellaneous *| 1.0.7 | ...\share\octave\packages \miscellaneous-1.0.7 missing-functions *| 1.0.1 | ...\octave\packages\missing- functions-1.0.1 nnet *| 0.1.8 | ...\Octave\share\octave\packages \nnet-0.1.8 octcdf *| 1.0.11 | ...\Octave\share\octave\packages \octcdf-1.0.11 odebvp *| 1.0.5 | ...\Octave\share\octave\packages \odebvp-1.0.5 odepkg *| 0.6.4 | ...\Octave\share\octave\packages \odepkg-0.6.4 optim *| 1.0.4 | ...\Octave\share\octave\packages \optim-1.0.4 outliers *| 0.13.8 | ...\Octave\share\octave\packages \outliers-0.13.8 physicalconstants *| 0.1.6 | ...\octave\packages \physicalconstants-0.1.6 plot *| 1.0.6 | ...\Octave\share\octave\packages \plot-1.0.6 signal *| 1.0.8 | ...\Octave\share\octave\packages \signal-1.0.8 sockets *| 1.0.5 | ...\Octave\share\octave\packages \sockets-1.0.5 specfun *| 1.0.7 | ...\Octave\share\octave\packages \specfun-1.0.7 special-matrix *| 1.0.6 | ...\share\octave\packages\special- matrix-1.0.6 splines *| 1.0.6 | ...\Octave\share\octave\packages \splines-1.0.6 statistics *| 1.0.7 | ...\share\octave\packages \statistics-1.0.7 strings *| 1.0.6 | ...\Octave\share\octave\packages \strings-1.0.6 struct *| 1.0.6 | ...\Octave\share\octave\packages \struct-1.0.6 symbolic *| 1.0.7 | ...\Octave\share\octave\packages \symbolic-1.0.7 time *| 1.0.8 | ...\Octave\share\octave\packages \time-1.0.8 video *| 1.0.1 | ...\Octave\share\octave\packages \video-1.0.1 windows *| 1.0.6 | ...\Octave\share\octave\packages \windows-1.0.6

octave-3.0.3.exe:8> save vars
error: octave_base_value::save_ascii(): wrong type argument `swig_ref'
(I have reloaded GNU Octave 4 times. It always complains. I don't know if it's something about my hardware. Is this a symptom of a real problem?)

in cygwin:

# Created by Octave 3.0.3, Sat Dec 27 19:10:15 2008 Pacific Standard Time <address@hidden>
# name: SQL_ENSURE
# type: global scalar
1
# name: SQL_FILE_USAGE
# type: global scalar
84
# name: SQL_C_UBIGINT
# type: global scalar
-27
# name: SQL_API_ODBC3_ALL_FUNCTIONS
# type: global scalar
999
# name: ODBCVER
# type: global scalar
849
# name: SQLITE_MISUSE
# type: global scalar
21
# name: SQL_AT_DROP_COLUMN_DEFAULT
# type: global scalar
512
# name: SQL_SRVC_DEFAULT
# type: global scalar
4
# name: SQL_SET_NULL
# type: global scalar
2
# name: SQL_NC_END
# type: global scalar
4
# name: SQL_C_DEFAULT
# type: global scalar
99
# name: SQLITE_EMPTY
# type: global scalar
16
# name: SQL_PC_NOT_PSEUDO
# type: global scalar
1
# name: SQL_SQL92_ROW_VALUE_CONSTRUCTOR
# type: global scalar
163
# name: SQL_HANDLE_STMT
# type: global scalar
3
# name: SQL_AD_DROP_DOMAIN_CONSTRAINT
# type: global scalar
4
# name: SQL_DI_CREATE_INDEX
# type: global scalar
1
# name: SQL_DRIVER_HENV
# type: global scalar
4
# name: SQL_ATTR_AUTOCOMMIT
# type: global scalar
102
# name: SQL_SO_KEYSET_DRIVEN
# type: global scalar
2
# name: SQL_FN_CVT_CONVERT
# type: global scalar
1
# name: SQL_CDO_CONSTRAINT_NAME_DEFINITION
# type: global scalar
16
# name: SQLITE_BUSY
# type: global scalar
5
# name: SQL_API_SQLDESCRIBECOL
# type: global scalar
8
# name: SQL_FN_STR_SUBSTRING
# type: global scalar
2048
# name: SQL_OU_PRIVILEGE_DEFINITION
# type: global scalar
16
# name: SQL_API_SQLGETINFO
# type: global scalar
45
# name: SQL_DIAG_DYNAMIC_UPDATE_CURSOR
# type: global scalar
81
# name: SQL_ISV_REFERENTIAL_CONSTRAINTS
# type: global scalar
4096
# name: SQL_API_SQLTABLES
# type: global scalar
54
# name: SQL_BP_DROP
# type: global scalar
4
# name: SQL_ORDER_BY_COLUMNS_IN_SELECT
# type: global scalar
90
# name: __nargin__
# type: scalar
0
# name: SQL_PARAM_INPUT_OUTPUT
# type: global scalar
2
# name: SQL_DELETE
# type: global scalar
3
# name: SQL_SRJO_RIGHT_OUTER_JOIN
# type: global scalar
256
# name: SQL_FN_NUM_ATAN2
# type: global scalar
16
# name: SQL_SCROLL_OPTIONS
# type: global scalar
44
# name: SQL_API_SQLEXECUTE
# type: global scalar
12
# name: SQL_DIAG_DELETE_WHERE
# type: global scalar
19
# name: SQL_ROWSET_SIZE_DEFAULT
# type: global scalar
1
# name: SQL_SETPOS_MAX_LOCK_VALUE
# type: global scalar
2
# name: SQL_HANDLE_SENV
# type: global scalar
5
# name: SQL_AF_DISTINCT
# type: global scalar
32
# name: SQL_GETDATA_EXTENSIONS
# type: global scalar
81
# name: SQL_ACCESSIBLE_PROCEDURES
# type: global scalar
20
# name: SQL_DESC_PRECISION
# type: global scalar
1005
# name: SQL_API_SQLALLOCHANDLESTD
# type: global scalar
73
# name: SQL_OUTER_JOINS
# type: global scalar
38
# name: SQL_FETCH_FIRST
# type: global scalar
2
# name: sqlite3_index_info_aConstraintUsage
# type: global swig_ref

I wonder how many more variables there are.


ok, I'm at a loss as to what may be wrong.

I've cc'd the list again.

Hopefully someone will notice your post with the have an idea as to what might be wrong.

Ben


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