diff --git a/checkin_notes b/checkin_notes
index 3c6d2c3a9a..9e858439da 100644
--- a/checkin_notes
+++ b/checkin_notes
@@ -2069,3 +2069,13 @@ David  1 Apr 2011
         Makefile.am
     client/
         coproc_detect.cpp
+
+David  1 Apr 2011
+    - scheduler: removed unused destructors in COPROC that
+        caused scheduler to crash (not sure why)
+
+    sched/
+        sched_types.cpp,h
+    lib/
+        coproc.h
+        procinfo.h
diff --git a/doc/addons.php b/doc/addons.php
index 99dbfc16df..39bed52c11 100644
--- a/doc/addons.php
+++ b/doc/addons.php
@@ -24,7 +24,7 @@ Instructions for installing and running BOINC are
 <a href=http://boinc.berkeley.edu/wiki/User_manual>here</a>.
 <li>
 To submit an item for inclusion in this list,
-please email <a href=contact.php>David Anderson</a>.
+please email <a href=http://boinc.berkeley.edu/trac/wiki/ProjectPeople>David Anderson</a>.
 </ul>
 ";
 
diff --git a/lib/coproc.h b/lib/coproc.h
index 228ab0478c..a06e060c66 100644
--- a/lib/coproc.h
+++ b/lib/coproc.h
@@ -203,7 +203,6 @@ struct COPROC {
     COPROC() {
         clear();
     }
-    virtual ~COPROC(){}
     void print_available_ram();
 };
 
@@ -242,7 +241,6 @@ struct COPROC_NVIDIA : public COPROC {
     virtual void write_xml(MIOFILE&, bool include_request);
 #endif
     COPROC_NVIDIA(): COPROC("NVIDIA"){}
-    virtual ~COPROC_NVIDIA(){}
     void get(
         bool use_all,
         std::vector<std::string>&, std::vector<std::string>&,
@@ -282,7 +280,6 @@ struct COPROC_ATI : public COPROC {
     virtual void write_xml(MIOFILE&, bool include_request);
 #endif
     COPROC_ATI(): COPROC("ATI"){}
-    virtual ~COPROC_ATI(){}
     void get(
         bool use_all,
         std::vector<std::string>&, std::vector<std::string>&,
@@ -307,8 +304,6 @@ struct COPROCS {
     COPROC_NVIDIA nvidia;
     COPROC_ATI ati;
 
-    COPROCS(){}
-    ~COPROCS(){}    // don't delete coprocs; else crash in APP_INIT_DATA logic
     void write_xml(MIOFILE& out, bool include_request);
     void get(
         bool use_all, std::vector<std::string> &descs,
diff --git a/lib/procinfo.cpp b/lib/procinfo.cpp
index d26cc468b0..9d6baec443 100644
--- a/lib/procinfo.cpp
+++ b/lib/procinfo.cpp
@@ -17,17 +17,17 @@
 
 // platform-independent process-enumeration functions
 
-#if   defined(_WIN32) && !defined(__STDWX_H__)
-#include "boinc_win.h"
-#elif defined(_WIN32) && defined(__STDWX_H__)
-#include "stdwx.h"
-#else
-#include "config.h"
+#if   defined(_WIN32) && !defined(__STDWX_H__)
+#include "boinc_win.h"
+#elif defined(_WIN32) && defined(__STDWX_H__)
+#include "stdwx.h"
+#else
+#include "config.h"
 #include <sys/types.h>
 #include <sys/wait.h>
 #include <string.h>
 #include <signal.h>
-#endif
+#endif
 
 #include "procinfo.h"
 
diff --git a/sched/sched_types.cpp b/sched/sched_types.cpp
index beb99d0786..b62490d1e7 100644
--- a/sched/sched_types.cpp
+++ b/sched/sched_types.cpp
@@ -177,13 +177,6 @@ void WORK_REQ::add_no_work_message(const char* message) {
     no_work_messages.push_back(USER_MESSAGE(message, "notice"));
 }
 
-
-SCHEDULER_REQUEST::SCHEDULER_REQUEST() {
-}
-
-SCHEDULER_REQUEST::~SCHEDULER_REQUEST() {
-}
-
 // return an error message or NULL
 //
 const char* SCHEDULER_REQUEST::parse(FILE* fin) {
diff --git a/sched/sched_types.h b/sched/sched_types.h
index 4eeaab0a87..f22f78d959 100644
--- a/sched/sched_types.h
+++ b/sched/sched_types.h
@@ -315,8 +315,8 @@ struct SCHEDULER_REQUEST {
     int last_rpc_dayofyear;
     int current_rpc_dayofyear;
 
-    SCHEDULER_REQUEST();
-    ~SCHEDULER_REQUEST();
+    SCHEDULER_REQUEST(){};
+    ~SCHEDULER_REQUEST(){};
     const char* parse(FILE*);
     int write(FILE*); // write request info to file: not complete
 };