# Error uploading on WEMOS with Random Node

**URL:** <https://forum.xod.io/t/error-uploading-on-wemos-with-random-node/4155>\
**Category:** Install/Upload Problems\
**Created:** [June 23, 2020, 3:16pm UTC](https://forum.xod.io/t/error-uploading-on-wemos-with-random-node/4155 "2020-06-23T15:16:54Z")\
**Posts on this page:** 5\
**Page:** 1

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**Author:** ![chris-cross](https://avatars.discourse-cdn.com/v4/letter/c/898d66/32.png) [@chris-cross](https://forum.xod.io/u/chris-cross)\
**Post date:** [June 23, 2020, 3:16pm UTC](https://forum.xod.io/t/error-uploading-on-wemos-with-random-node/4155/1 "2020-06-23T15:16:54Z")

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Hi XODer´s

i have problem with uploading patch to a WEMOS D1 Mini board.  
Problem is the Random node but i dont understand whats the Problem.  
On any other board the Random Node runs fine also in DEBUG Mode.

C:\Users\Chris\AppData\Local\Temp\xod\_temp\_sketchbookEJDZNw\xod\_1592925079006\_sketch\xod\_1592925079006\_sketch.ino: In function ‘void xod::nkrkv\_\_random\_\_random::evaluate(xod::nkrkv\_\_random\_\_random::Context)’:  
C:\Users\Chris\AppData\Local\Temp\xod\_temp\_sketchbookEJDZNw\xod\_1592925079006\_sketch\xod\_1592925079006\_sketch.ino:1268:31: error: invalid conversion from ‘long unsigned int\*’ to ‘unsigned int\*’ [-fpermissive]  
int rnd = rand\_r(seedp);  
^

In file included from C:\Users\Chris\xod\__packages_\_\packages\esp8266\hardware\esp8266\2.4.3/tools/sdk/libc/xtensa-lx106-elf/include/stdlib.h:11:0,  
from C:\Users\Chris\xod\__packages_\_\packages\esp8266\hardware\esp8266\2.4.3\cores\esp8266/Arduino.h:27,  
from C:\Users\Chris\AppData\Local\Temp\xod\_temp\_sketchbookEJDZNw\xod\_1592925079006\_sketch\xod\_1592925079006\_sketch.ino:18:  
C:\Users\Chris\xod\__packages_\_\packages\esp8266\hardware\esp8266\2.4.3/tools/sdk/libc/xtensa-lx106-elf/include/stdlib.h:197:12: error: initializing argument 1 of ‘int rand\_r(unsigned int\*)’ [-fpermissive]  
int \_EXFUN(rand\_r,(unsigned \*\__seed));  
^  
C:\Users\Chris\xod\_packages_\packages\esp8266\hardware\esp8266\2.4.3/tools/sdk/libc/xtensa-lx106-elf/include/\_ansi.h:65:30: note: in definition of macro ‘\_EXFUN’  
#define \_EXFUN(name, proto) name proto

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<div class="post-metadata">

**Author:** ![gweimer](https://avatars.discourse-cdn.com/v4/letter/g/a9adbd/32.png) [@gweimer](https://forum.xod.io/u/gweimer)\
**Post date:** [June 23, 2020, 7:33pm UTC](https://forum.xod.io/t/error-uploading-on-wemos-with-random-node/4155/2 "2020-06-23T19:33:47Z")

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My guess would be that board doesn’t support long unsigned integers.

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<div class="post-metadata">

**Author:** ![chris-cross](https://avatars.discourse-cdn.com/v4/letter/c/898d66/32.png) [@chris-cross](https://forum.xod.io/u/chris-cross)\
**Post date:** [June 23, 2020, 8:04pm UTC](https://forum.xod.io/t/error-uploading-on-wemos-with-random-node/4155/3 "2020-06-23T20:04:35Z")

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Thanks for answer gweimer!  
Then i look at another board with wlan funktion.

Greez  
Chris

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<div class="post-metadata">

**Author:** ![chris-cross](https://avatars.discourse-cdn.com/v4/letter/c/898d66/32.png) [@chris-cross](https://forum.xod.io/u/chris-cross)\
**Post date:** [July 6, 2020, 6:28pm UTC](https://forum.xod.io/t/error-uploading-on-wemos-with-random-node/4155/4 "2020-07-06T18:28:57Z")

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Dear XODers,

this node Runs with Wemos Board.

[chris-cross/random-wemos-d1@1.0.0](https://xod.io/libs/chris-cross/random-wemos-d1/)

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<div class="post-metadata">

**Author:** ![system](https://canada1.discourse-cdn.com/flex027/uploads/xod/original/1X/eb7348baa04192c2ef932d1db54d44f09f8a7888.png) [@system](https://forum.xod.io/u/system)\
**Post date:** [August 5, 2020, 6:28pm UTC](https://forum.xod.io/t/error-uploading-on-wemos-with-random-node/4155/5 "2020-08-05T18:28:58Z")

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Closed on August 5, 2020, 6:28pm UTC

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