<div dir="ltr">Thanks for all your continued help. I did the steps you recommended and was met with a different error this time:<div><font face="monospace"><br></font></div><div>





<p class="gmail-p1" style="margin:0px;font-variant-numeric:normal;font-variant-east-asian:normal;font-stretch:normal;line-height:normal;color:rgb(0,0,0)"><span class="gmail-s1" style="font-variant-ligatures:no-common-ligatures"><font face="monospace" style="">ERROR: Database connection not defined for layer 1</font></span></p>
<p class="gmail-p1" style="margin:0px;font-variant-numeric:normal;font-variant-east-asian:normal;font-stretch:normal;line-height:normal;color:rgb(0,0,0)"><span class="gmail-s1" style="font-variant-ligatures:no-common-ligatures"><font face="monospace">Traceback (most recent call last):</font></span></p>
<p class="gmail-p1" style="margin:0px;font-variant-numeric:normal;font-variant-east-asian:normal;font-stretch:normal;line-height:normal;color:rgb(0,0,0)"><span class="gmail-s1" style="font-variant-ligatures:no-common-ligatures"><font face="monospace"><span class="gmail-Apple-converted-space">  </span>File "/Users/michaelalobato/Library/GRASS/7.8/Modules/scripts/r.mblend", line 282, in <module></font></span></p>
<p class="gmail-p1" style="margin:0px;font-variant-numeric:normal;font-variant-east-asian:normal;font-stretch:normal;line-height:normal;color:rgb(0,0,0)"><span class="gmail-s1" style="font-variant-ligatures:no-common-ligatures"><font face="monospace"><span class="gmail-Apple-converted-space">    </span>main()</font></span></p>
<p class="gmail-p1" style="margin:0px;font-variant-numeric:normal;font-variant-east-asian:normal;font-stretch:normal;line-height:normal;color:rgb(0,0,0)"><span class="gmail-s1" style="font-variant-ligatures:no-common-ligatures"><font face="monospace"><span class="gmail-Apple-converted-space">  </span>File "/Users/michaelalobato/Library/GRASS/7.8/Modules/scripts/r.mblend", line 240, in main</font></span></p>
<p class="gmail-p1" style="margin:0px;font-variant-numeric:normal;font-variant-east-asian:normal;font-stretch:normal;line-height:normal;color:rgb(0,0,0)"><span class="gmail-s1" style="font-variant-ligatures:no-common-ligatures"><font face="monospace"><span class="gmail-Apple-converted-space">    </span>gscript.run_command('v.db.dropcolumn', map=weight_points_edge, layer='1',</font></span></p>
<p class="gmail-p1" style="margin:0px;font-variant-numeric:normal;font-variant-east-asian:normal;font-stretch:normal;line-height:normal;color:rgb(0,0,0)"><span class="gmail-s1" style="font-variant-ligatures:no-common-ligatures"><font face="monospace"><span class="gmail-Apple-converted-space">  </span>File "/Applications/GRASS-7.8.app/Contents/Resources/etc/python/grass/script/core.py", line 441, in run_command</font></span></p>
<p class="gmail-p1" style="margin:0px;font-variant-numeric:normal;font-variant-east-asian:normal;font-stretch:normal;line-height:normal;color:rgb(0,0,0)"><span class="gmail-s1" style="font-variant-ligatures:no-common-ligatures"><font face="monospace"><span class="gmail-Apple-converted-space">    </span>return handle_errors(returncode, returncode, args, kwargs)</font></span></p>
<p class="gmail-p1" style="margin:0px;font-variant-numeric:normal;font-variant-east-asian:normal;font-stretch:normal;line-height:normal;color:rgb(0,0,0)"><span class="gmail-s1" style="font-variant-ligatures:no-common-ligatures"><font face="monospace"><span class="gmail-Apple-converted-space">  </span>File "/Applications/GRASS-7.8.app/Contents/Resources/etc/python/grass/script/core.py", line 342, in handle_errors</font></span></p>
<p class="gmail-p1" style="margin:0px;font-variant-numeric:normal;font-variant-east-asian:normal;font-stretch:normal;line-height:normal;color:rgb(0,0,0)"><span class="gmail-s1" style="font-variant-ligatures:no-common-ligatures"><font face="monospace"><span class="gmail-Apple-converted-space">    </span>raise CalledModuleError(module=None, code=code,</font></span></p>
<p class="gmail-p1" style="margin:0px;font-variant-numeric:normal;font-variant-east-asian:normal;font-stretch:normal;line-height:normal;color:rgb(0,0,0)"><span class="gmail-s1" style="font-variant-ligatures:no-common-ligatures"><font face="monospace">grass.exceptions.CalledModuleError: Module run None v.db.dropcolumn map=tmp_8758116 layer=1 columns=along ended with error</font></span></p>
<p class="gmail-p1" style="margin:0px;font-variant-numeric:normal;font-variant-east-asian:normal;font-stretch:normal;line-height:normal;color:rgb(0,0,0)"><span class="gmail-s1" style="font-variant-ligatures:no-common-ligatures"><font face="monospace">Process ended with non-zero return code 1. See errors in the (error) output.</font></span></p>
<p class="gmail-p1" style="margin:0px;font-variant-numeric:normal;font-variant-east-asian:normal;font-stretch:normal;line-height:normal;color:rgb(0,0,0)"><span class="gmail-s1" style="font-variant-ligatures:no-common-ligatures"><font face="monospace">WARNING: No data base element files found</font></span></p>
<p class="gmail-p1" style="margin:0px;font-variant-numeric:normal;font-variant-east-asian:normal;font-stretch:normal;line-height:normal;color:rgb(0,0,0)"><span class="gmail-s1" style="font-variant-ligatures:no-common-ligatures"><font face="monospace">WARNING: No data base element files found</font></span></p>
<p class="gmail-p1" style="margin:0px;font-variant-numeric:normal;font-variant-east-asian:normal;font-stretch:normal;line-height:normal;color:rgb(0,0,0)"><span class="gmail-s1" style="font-variant-ligatures:no-common-ligatures"><font face="monospace">WARNING: No data base element files found</font></span></p>
<p class="gmail-p1" style="margin:0px;font-variant-numeric:normal;font-variant-east-asian:normal;font-stretch:normal;line-height:normal;color:rgb(0,0,0)"><span class="gmail-s1" style="font-variant-ligatures:no-common-ligatures"><font face="monospace">WARNING: No data base element files found</font></span></p>
<p class="gmail-p1" style="margin:0px;font-variant-numeric:normal;font-variant-east-asian:normal;font-stretch:normal;line-height:normal;color:rgb(0,0,0)"><span class="gmail-s1" style="font-variant-ligatures:no-common-ligatures"><font face="monospace">WARNING: Table <tmp_8758111> linked to vector map <tmp_8758111> does not</font></span></p>
<p class="gmail-p1" style="margin:0px;font-variant-numeric:normal;font-variant-east-asian:normal;font-stretch:normal;line-height:normal;color:rgb(0,0,0)"><span class="gmail-s1" style="font-variant-ligatures:no-common-ligatures"><font face="monospace" style=""><span class="gmail-Apple-converted-space" style="">         </span>exist</font></span></p></div></div><br><div class="gmail_quote"><div dir="ltr" class="gmail_attr">On Thu, Feb 18, 2021 at 7:02 AM Micha Silver <<a href="mailto:tsvibar@gmail.com">tsvibar@gmail.com</a>> wrote:<br></div><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex">No solution yet :-(, only more questions...<br>
<br>
<br>
It looks to me that the plugin is intended to work when the lowres <br>
raster extends the highres raster only in one direction. In your case, <br>
the 1 degree SRTM tile you are using totally contains the USGS 1 meter <br>
region.<br>
<br>
<br>
To test this I would try to clip out a section of the SRTM:<br>
<br>
<br>
# Set the computation region to the highres raster, then extend only in <br>
one direction<br>
<br>
g.region -p rast=USGS_one_meter_x39y445_IL_12_County_ChampaignCo_2008<br>
<br>
g.region -p w=88:20:00W<br>
<br>
<br>
# Now clip the SRTM to this new region<br>
<br>
# But use the coarse resolution<br>
<br>
g.region -p res=0:00:01<br>
<br>
r.mapcalc "n40_w089_clip = n40_w089_1arc_v3"<br>
<br>
<br>
# Now try r.mblend with this clipped SRTM<br>
<br>
r.mblend high=USGS_one_meter_x39y445_IL_12_County_ChampaignCo_2008 <br>
low=n40_w089_clip out=blend<br>
<br>
<br>
Please report back if this helps (or not...)<br>
<br>
<br>
<br>
On 2/17/2021 2:52 AM, Michaela Lobato wrote:<br>
> Here is the output for <a href="http://r.info" rel="noreferrer" target="_blank">r.info</a> <<a href="https://urldefense.com/v3/__http://r.info__;!!DZ3fjg!s23wIXUNs2hY7ZIpBfhbowUyUKf0QNHMqg0IZeaaHL7V9Tw8y2aYLaAANBXlarcJh-k$" rel="noreferrer" target="_blank">https://urldefense.com/v3/__http://r.info__;!!DZ3fjg!s23wIXUNs2hY7ZIpBfhbowUyUKf0QNHMqg0IZeaaHL7V9Tw8y2aYLaAANBXlarcJh-k$</a> > for both maps:<br>
><br>
> < <a href="http://r.info" rel="noreferrer" target="_blank">r.info</a> <<a href="https://urldefense.com/v3/__http://r.info__;!!DZ3fjg!s23wIXUNs2hY7ZIpBfhbowUyUKf0QNHMqg0IZeaaHL7V9Tw8y2aYLaAANBXlarcJh-k$" rel="noreferrer" target="_blank">https://urldefense.com/v3/__http://r.info__;!!DZ3fjg!s23wIXUNs2hY7ZIpBfhbowUyUKf0QNHMqg0IZeaaHL7V9Tw8y2aYLaAANBXlarcJh-k$</a> > <br>
> map=USGS_one_meter_x39y445_IL_12_County_ChampaignCo_2008@PERMANENT<br>
><br>
> +----------------------------------------------------------------------------+<br>
><br>
> | Map:USGS_one_meter_x39y445_IL_12_Date: Tue Feb 16 18:44:21 2021|<br>
><br>
> | Mapset: PERMANENTLogin of Creator: michaelalobato|<br>
><br>
> | Location: champaign|<br>
><br>
> | DataBase: /Users/michaelalobato/Documents/Research/grassdata |<br>
><br>
> | Title:USGS_one_meter_x39y445_IL_12_County_ChampaignCo_2008 |<br>
><br>
> | Timestamp: none|<br>
><br>
> |----------------------------------------------------------------------------|<br>
><br>
> ||<br>
><br>
> | Type of Map:raster Number of Categories: 0 |<br>
><br>
> | Data Type:FCELL|<br>
><br>
> | Rows: 9015 |<br>
><br>
> | Columns:11748|<br>
><br>
> | Total Cells:105908220|<br>
><br>
> |Projection: Latitude-Longitude|<br>
><br>
> |N: 40:11:40.173254NS: 40:06:11.010398N Res: 0:00:00.03651 |<br>
><br>
> |E: 88:10:23.5766WW: 88:17:32.519389W Res: 0:00:00.036512|<br>
><br>
> | Range of data:min = 204.0563max = 244.8284 |<br>
><br>
> ||<br>
><br>
> | Data Description:|<br>
><br>
> |generated by r.proj |<br>
><br>
> ||<br>
><br>
> | Comments:|<br>
><br>
> |r.proj --quiet location="temp_import_location_4329" mapset="PERMANEN\ |<br>
><br>
> |T" input="USGS_one_meter_x39y445_IL_12_County_ChampaignCo_2008" meth\ |<br>
><br>
> |od="nearest" memory=300 resolution=1.0142500028210239e-05 |<br>
><br>
> ||<br>
><br>
> +----------------------------------------------------------------------------+<br>
><br>
><br>
><br>
> < <a href="http://r.info" rel="noreferrer" target="_blank">r.info</a> <<a href="https://urldefense.com/v3/__http://r.info__;!!DZ3fjg!s23wIXUNs2hY7ZIpBfhbowUyUKf0QNHMqg0IZeaaHL7V9Tw8y2aYLaAANBXlarcJh-k$" rel="noreferrer" target="_blank">https://urldefense.com/v3/__http://r.info__;!!DZ3fjg!s23wIXUNs2hY7ZIpBfhbowUyUKf0QNHMqg0IZeaaHL7V9Tw8y2aYLaAANBXlarcJh-k$</a> > map=n40_w089_1arc_v3@PERMANENT<br>
><br>
> +----------------------------------------------------------------------------+<br>
><br>
> | Map:n40_w089_1arc_v3@PERMANENT Date: Tue Feb 16 18:42:24 2021|<br>
><br>
> | Mapset: PERMANENTLogin of Creator: michaelalobato|<br>
><br>
> | Location: champaign|<br>
><br>
> | DataBase: /Users/michaelalobato/Documents/Research/grassdata |<br>
><br>
> | Title:n40_w089_1arc_v3 |<br>
><br>
> | Timestamp: none|<br>
><br>
> |----------------------------------------------------------------------------|<br>
><br>
> ||<br>
><br>
> | Type of Map:raster Number of Categories: 0 |<br>
><br>
> | Data Type:CELL |<br>
><br>
> | Rows: 3601 |<br>
><br>
> | Columns:3601 |<br>
><br>
> | Total Cells:12967201 |<br>
><br>
> |Projection: Latitude-Longitude|<br>
><br>
> |N: 41:00:00.5NS: 39:59:59.5N Res: 0:00:01 |<br>
><br>
> |E: 87:59:59.5WW: 89:00:00.5W Res: 0:00:01 |<br>
><br>
> | Range of data:min = 163max = 305 |<br>
><br>
> ||<br>
><br>
> | Data Description:|<br>
><br>
> |generated by r.in.gdal|<br>
><br>
> ||<br>
><br>
> | Comments:|<br>
><br>
> |r.in.gdal -e input="/Users/michaelalobato/Documents/Research/grassda\ |<br>
><br>
> |ta/n40_w089_1arc_v3.tif" output="n40_w089_1arc_v3" memory=300 offset\ |<br>
><br>
> |=0 num_digits=0 |<br>
><br>
> ||<br>
><br>
> +----------------------------------------------------------------------------+<br>
><br>
><br>
><br>
> Michalea<br>
><br>
-- <br>
Micha Silver<br>
Remote Sensing Lab, Sde Boker<br>
Ben Gurion University<br>
cell: +972-523-665918<br>
<br>
</blockquote></div><br clear="all"><div><br></div>-- <br><div dir="ltr" class="gmail_signature"><div dir="ltr"><div><div dir="ltr"><div dir="ltr"><div dir="ltr"><div style="font-size:12.7273px"><font color="#666666">A. Michaela Lobato</font></div><div style="font-size:12.7273px"><font color="#666666">BS Systems Engineering and Design | <span style="font-size:12.7273px">Autonomous Systems and Robotics | December 2019</span></font></div><div style="font-size:12.7273px"><font color="#666666">MS Systems and Entrepreneurial Engineering | Decision and Control | In Progress</font></div><div style="font-size:12.7273px"><font color="#666666">Email: <a href="mailto:amlobat2@illinois.edu" target="_blank">amlobat2@illinois.edu</a> | Cell: (815) 494-1111</font></div><div style="font-size:12.7273px"><img src="https://docs.google.com/uc?export=download&id=12Mrm91OiQLzwYTKHZM05I6o4_Afk8jsO&revid=0B1b-dt1AN-UYRjlSbnRzVlFUTTFiK0Zua05ldnhrSXVLaTYwPQ" width="200" height="54"><br></div></div></div></div></div></div></div>